Soldánová, Miroslava; Born-Torrijos, Ana; Kristoffersen, Roar; Knudsen, Rune; Amundsen, Per-Arne; Scholz, Tomas. Cercariae of a Bird Schistosome Follow a Similar Emergence Pattern under Different Subarctic Conditions: First Experimental Study. Pathogens 2022; Volum 11 (647). ISSN 2076-0817.s doi: https://doi.org/10.3390/ pathogens11060647.
Soldánová, Miroslava; Kundid, Petra; Scholz, Tomas; Kristoffersen, Roar; Knudsen, Rune. Somatic Dimorphism in Cercariae of a Bird Schistosome. Pathogens 2022; Volum 11 (3). ISSN 2076-0817.s doi: 10.3390/pathogens11030290.
Præbel, Kim; Bean, Colin; Dodd, Jennifer A.; Etheridge, Elizabeth C.; Gowans, Andrew R. D.; Knudsen, Rune; Lyle, Alexander A.; Maitland, Peter S.; Winfield, Ian J.; Adams, Colin E.. Allelic losses and gains during translocations of a high conservation value fish, Coregonus lavaretus. (fulltekst) Aquatic conservation 2021; Volum 31 (9). ISSN 1052-7613.s 2575 - 2585.s doi: 10.1002/aqc.3623.
Prati, Sebastian; Henriksen, Eirik Haugstvedt; Smalås, Aslak; Knudsen, Rune; Klemetsen, Anders; Sanchez-Hernandez, Javier; Amundsen, Per-Arne. The effect of inter- and intraspecific competition on individual and population niche widths: a four-decade study on two interacting salmonids. Oikos 2021; Volum 130 (10). ISSN 0030-1299.s 1679 - 1691.s doi: 10.1111/oik.08375.
Grenier, Gabrielle; Smalås, Aslak; Kjær, Runar; Knudsen, Rune. Environmentally modulated repeat evolution of polymorphic Arctic charr life history traits. Frontiers in Ecology and Evolution 2021; Volum 9. ISSN 2296-701X.s 1 - 11.s doi: 10.3389/fevo.2021.771309.
Born-Torrijos, Ana; Van Beest, Gabrielle S.; Vyhlídalová, Tereza; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne; Thieltges, David W.; Soldánová, Miroslava. Taxa-specific activity loss and mortality patterns in freshwater trematode cercariae under subarctic conditions. Parasitology 2021. ISSN 0031-1820.s doi: 10.1017/S0031182021002006.
Eloranta, Antti; Finstad, Anders Gravbrøt; Sandlund, Odd Terje; Knudsen, Rune; Kuparinen, Anna; Amundsen, Per-Arne. Species interactions, environmental gradients and body size shape population niche width. Journal of Animal Ecology 2021; Volum 91. ISSN 0021-8790.s 154 - 169.s doi: 10.1111/1365-2656.13611.
Prati, Sebastian; Henriksen, Eirik Haugstvedt; Knudsen, Rune; Amundsen, Per-Arne. Seasonal dietary shifts enhance parasite transmission to lake salmonids during ice cover. Ecology and Evolution 2020; Volum 10. ISSN 2045-7758.s 4031 - 4043.s doi: 10.1002/ece3.6173.
Davidsen, Jan Grimsrud; Power, Michael; Knudsen, Rune; Sjursen, Aslak Darre; Kjærstad, Gaute; Rønning, Lars; Arnekleiv, Jo Vegar. Marine trophic niche use and life history diversity among Arctic charr Salvelinus alpinus in southwestern Greenland. Journal of Fish Biology 2020; Volum 96 (3). ISSN 0022-1112.s 681 - 692.s doi: 10.1111/jfb.14261.
Prati, Sebastian; Henriksen, Eirik Haugstvedt; Knudsen, Rune; Amundsen, Per-Arne. Impacts of ontogenetic dietary shifts on the food-transmitted intestinal parasite communities of two lake salmonids. International Journal for Parasitology: Parasites and Wildlife 2020; Volum 12. ISSN 2213-2244.s 155 - 164.s doi: 10.1016/j.ijppaw.2020.06.002.
Born-Torrijos, Ana; Paterson, Rachel; van Beest, Gabrielle; Schwelm, Jessica; Vyhlídalová, Tereza; Henriksen, Eirik Haugstvedt; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne; Soldánová, Miroslava. Temperature does not influence functional response of amphipods consuming different trematode prey. Parasitology Research 2020. ISSN 0932-0113.s doi: 10.1007/s00436-020-06859-1.
Crotti, M.; Adams, Colin Ean; Etheridge, Elizabeth C.; Bean, Colin W.; Gowans, Andrew R.D.; Knudsen, Rune; Lyle, Alex A.; Maitland, P. S.; Winfield, Ian J.; Elmer, K. R.; Præbel, Kim. Geographic hierarchical population genetic structuring in British European whitefish (Coregonus lavaretus) and its implications for conservation. (fulltekst) Conservation Genetics 2020; Volum 21. ISSN 1566-0621.s 927 - 939.s doi: 10.1007/s10592-020-01298-y.
Shaw, Jenny Carolyn; Henriksen, Eirik Haugstvedt; Knudsen, Rune; Kuhn, Jesper Andreas; Kuris, Armand M.; Lafferty, Kevin D.; Siwertsson, Anna; Soldánová, Miroslava; Amundsen, Per-Arne. High parasite diversity in the amphipod Gammarus lacustris in a subarctic lake. Ecology and Evolution 2020; Volum 10 (21). ISSN 2045-7758.s 12385 - 12394.s doi: 10.1002/ece3.6869.
Skulason, Skuli; Parsons, Kevin J; Svanback, Richard; Räsänen, Katja; Ferguson, Moira M; Adams, Colin Ean; Amundsen, Per-Arne; Bartels, Pia; Bean, Colin W.; Boughman, Janette W.; Englund, Göran; Gudbrandsson, Johannes; Hooker, Oliver E.; Hudson, Alan G; Kahilainen, Kimmo Kalevi; Knudsen, Rune; Kristjánsson, Bjarni Kr.; Leblanc, Camille A-L; Jonsson, Zophonias; Ohlund, Gunnar; Smith, Carl; Snorrason, Sigurdur S. A way forward with eco evo devo: an extended theory of resource polymorphism with postglacial fishes as model systems. (fulltekst) Biological Reviews 2019; Volum 94 (5). ISSN 1464-7931.s 1786 - 1808.s doi: 10.1111/brv.12534.
Hayden, B.; Harrod, C.; Thomas, S.M.; Eloranta, Antti; Myllykangas, J.‐P.; Siwertsson, Anna; Præbel, Kim; Knudsen, Rune; Amundsen, Per-Arne; Kahilainen, Kimmo Kalevi. From clear lakes to murky waters – tracing the functional response of high-latitude lake communities to concurrent ‘greening’ and ‘browning’. Ecology Letters 2019; Volum 22. ISSN 1461-023X.s 807 - 816.s doi: 10.1111/ele.13238.
Henriksen, Eirik Haugstvedt; Smalås, Aslak; Strøm, John Fredrik; Knudsen, Rune. The association between parasite infection and growth rates in Arctic charr: do fast growing fish have more parasites?. Hydrobiologia 2019; Volum 840 (1). ISSN 0018-8158.s 261 - 270.s doi: 10.1007/s10750-018-3865-8.
Paterson, Rachel Anne; Knudsen, Rune; Blasco-Costa, Isabel; Dunn, Alison M; Hytterød, Sigurd; Hansen, Haakon. Determinants of parasite distribution in Arctic charr populations: catchment structure versus dispersal potential. (fulltekst) Journal of Helminthology 2018. ISSN 0022-149X.s 1 - 8.s doi: 10.1017/S0022149X18000482.
Smalås, Aslak; Amundsen, Per-Arne; Knudsen, Rune. The trade-off between fecundity and egg size in a polymorphic population of Arctic charr (Salvelinus alpinus (L.)) in Skogsfjordvatn, subarctic Norway. Ecology and Evolution 2017; Volum 7 (7). ISSN 2045-7758.s 2018 - 2024.s doi: 10.1002/ece3.2669.
Knudsen, Rune; Henriksen, Eirik Haugstvedt; Gjelland, Karl Øystein; Hansen, Haakon; Hendrichsen, Ditte Katrine; Kristoffersen, Roar; Olstad, Kjetil. Are hybrids between Atlantic salmon and brown trout suitable long-term hosts of Gyrodactylus salaris during winter?. Journal of Fish Diseases 2017; Volum 40 (10). ISSN 0140-7775.s 1299 - 1307.s doi: 10.1111/jfd.12602.
Busarova, Olesya; Markevich, Grigory; Knudsen, Rune; Esin, Evgeni. Trophic Differentiation of the Nosed Charr Salvelinus schmidti Viktorovsky, 1978 in Lake Kronotskoe (Kamchatka). Biologiâ morâ. Engelsk utgave: Russian journal of marine biology 2017; Volum 43 (1). ISSN 0134-3475.s 57 - 64.s doi: 10.1134/S1063074017010023.
Jensen, Hallvard; Kiljunen, Mikko; Knudsen, Rune; Amundsen, Per-Arne. Resource Partitioning in Food, Space and Time between Arctic Charr (Salvelinus alpinus), Brown Trout (Salmo trutta) and European Whitefish (Coregonus lavaretus) at the Southern Edge of Their Continuous Coexistence. PLOS ONE 2017; Volum 12 (1). ISSN 1932-6203.s doi: 10.1371/journal.pone.0170582.
Simonsen, Marianne; Siwertsson, Anna; Adams, Colin Ean; Amundsen, Per-Arne; Præbel, Kim; Knudsen, Rune. Allometric trajectories of body and head morphology in three sympatric Arctic charr (Salvelinus alpinus (L.)) morphs. Ecology and Evolution 2017; Volum 7 (18). ISSN 2045-7758.s 7277 - 7289.s doi: 10.1002/ece3.3224.
Soldánová, Miroslava; Georgieva, Simona; Roháčová, Jana; Knudsen, Rune; Kuhn, Jesper Andreas; Henriksen, Eirik Haugstvedt; Siwertsson, Anna; Shaw, Jenny C.; Kuris, Armand M.; Amundsen, Per-Arne; Scholz, Tomas; Lafferty, Kevin D.; Kostadinova, Aneta. Molecular analyses reveal high species diversity of trematodes in a sub-Arctic lake. International Journal of Parasitology 2017; Volum 47 (6). ISSN 0020-7519.s 327 - 345.s doi: 10.1016/j.ijpara.2016.12.008.
Davidsen, Jan Grimsrud; Knudsen, Rune; Power, Michael; Sjursen, Aslak Darre; Rønning, Lars; Hårsaker, Karstein; Næsje, Tor; Arnekleiv, Jo Vegar. Trophic niche similarity among sea trout Salmo trutta in Central Norway investigated using different time-integrated trophic tracers. Aquatic Biology 2017; Volum 26. ISSN 1864-7782.s 217 - 227.s doi: 10.3354/ab00689.
Markevich, Grigory; Esin, Evgeni; Busarova, Olesya; Knudsen, Rune; Anisimova, L. Diversity of nosed charrs Salvelinus malma (Salmonidae) of Lake Kronotskoe (Kamchatka). Journal of Ichthyology 2017; Volum 57 (5). ISSN 0032-9452.s 675 - 687.s doi: 10.1134/S0032945217050101.
Busarova, O.Y.; Knudsen, Rune; Markevich, G.N.. PARASITES FAUNA OF THE LAKE KRONOTSKOE CHARRS (SALVELINUS), KAMCHATKA. (fulltekst) Parazitologiya 2016; Volum 50 (6). ISSN 0031-1847.s 409 - 425.s doi: 10.1134/s0032945217050101.
Frainer, André; Johansen, Kristin M. Sommerseth; Siwertsson, Anna; Mousavi, Seyed Ali; Brittain, John Edward; Klemetsen, Anders; Knudsen, Rune; Amundsen, Per-Arne. Variation in benthic invertebrate functional trait diversity and composition across depths and seasons in a subarctic lake. Fundamental and Applied Limnology 2016; Volum 188 (2). ISSN 1863-9135.s 103 - 112.s doi: 10.1127/fal/2016/0839.
Præbel, Kim; Couton, Majorie; Knudsen, Rune; Amundsen, Per-Arne. Genetic consequences of allopatric and sympatric divergence in Arctic charr (Salvelinus alpinus (L.)) from Fjellfrøsvatn as inferred by microsatellite markers. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 257 - 267.s doi: 10.1007/s10750-016-2648-3.
Adams, Colin Ean; Bean, Colin William; Dodd, Jennifer A.; Down, A.; Etheridge, Elizabeth C.; Gowans, Andrew R.D.; Hooker, Oliver E.; Knudsen, Rune; Lyle, Alex A.; Winfield, Ian J.; Præbel, Kim. Inter and intra-population phenotypic and genotypic structuring in the European whitefish Coregonus lavaretus, a rare freshwater fish in Scotland. (fulltekst) Journal of Fish Biology 2016; Volum 88 (2). ISSN 0022-1112.s 580 - 594.s doi: 10.1111/jfb.12855.
Knudsen, Rune; Amundsen, Per-Arne; Eloranta, Antti; Hayden, Brian; Siwertsson, Anna; Klemetsen, Anders. Parallel evolution of profundal Arctic charr morphs in two contrasting fish communities. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 239 - 248.s doi: 10.1007/s10750-016-2647-4.
Hofmann, Heidi; Blasco-Costa, Isabel; Knudsen, Rune; Matthaei, Christoph D.; Valois, Amanda; Lange, Katharina. Parasite prevalence in an intermediate snail host is subject to multiple anthropogenic stressors in a New Zealand river system. Ecological Indicators 2016; Volum 60. ISSN 1470-160X.s 84 - 852.s doi: 10.1016/j.ecolind.2015.08.022.
Knudsen, Rune; Gjelland, Karl Øystein; Eloranta, Antti; Hayden, Brian; Siwertsson, Anna; Amundsen, Per-Arne; Klemetsen, Anders. A specialised cannibalistic Arctic charr morph in the piscivore guild of a subarctic lake. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 65 - 78.s doi: 10.1007/s10750-015-2601-x.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Primicerio, Raul; Amundsen, Per-Arne. Temporal changes and between-host variation in the intestinal parasite community of Arctic charr in a subarctic lake. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 79 - 91.s doi: 10.1007/s10750-016-2731-9.
Siwertsson, Anna; Refsnes, Birgitte; Frainer, André; Amundsen, Per-Arne; Knudsen, Rune. Divergence and parallelism of parasite infections in Arctic charr morphs from deep and shallow lake habitats. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 131 - 143.s doi: 10.1007/s10750-015-2563-z.
Kuhn, Jesper Andreas; Frainer, André; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout - is three-spined stickleback a key species?. Journal of Fish Diseases 2016; Volum 39 (11). ISSN 0140-7775.s 1313 - 1323.s doi: 10.1111/jfd.12467.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. A simplified method to estimate Diphyllobothrium spp. infection in salmonids. Journal of Fish Diseases 2016; Volum 40 (7). ISSN 0140-7775.s 863 - 871.s doi: 10.1111/jfd.12566.
Knudsen, Rune; Klemetsen, Anders; Alekseyyev, Sergey; Adams, Colin; Power, Mike. The role of Salvelinus in contemporary studies of evolution, trophic ecology and anthropogenic change. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 1 - 9.s doi: 10.1007/s10750-016-2999-9.
Bryce, Carolyn; Alicia, Fraser; Knudsen, Rune; Greer, Ron; Adams, Colin Ean. Divergent functional traits in three sympatric Arctic charr Salvelinus alpinus morphs are not coupled with the age of the lineage divergence. Hydrobiologia 2016; Volum 783 (1). ISSN 0018-8158.s 177 - 189.s doi: 10.1007/s10750-016-2964-7.
Saltykova, Elena; Siwertsson, Anna; Knudsen, Rune. Parallel phenotypic evolution of skull-bone structures and head measurements of Arctic charr morphs in two subarctic lakes. Environmental Biology of Fishes 2016; Volum 100 (2). ISSN 0378-1909.s 137 - 148.s doi: 10.1007/s10641-016-0564-z.
Hendrichsen, Ditte Katrine; Kristoffersen, Roar; Gjelland, Karl Øystein; Knudsen, Rune; Kusterle, Stefan; Rikardsen, Audun H.; Henriksen, Eirik Haugstvedt; Smalås, Aslak; Olstad, Kjetil. Transmission dynamics of the monogenean Gyrodactylus salaris under seminatural conditions. Journal of Fish Diseases 2015; Volum 38 (6). ISSN 0140-7775.s 541 - 550.s doi: 10.1111/jfd.12263.
Knudsen, Rune; Johnsen, Helge K.; Sæther, Bjørn-Steinar; Siikavuopio, Sten Ivar. Divdergent growth patterns between juveniles of two sympatric Arctic charr morphs with contrasting depth gradient niche preferences. Aquatic Ecology 2015; Volum 49 (1). ISSN 1386-2588.s 33 - 42.s doi: 10.1007/s10452-015-9502-y.
Eloranta, Antti; Kahilainen, Kimmo K.; Amundsen, Per-Arne; Knudsen, Rune; Harrod, Chris; Jones, Roger I.. Lake size and fish diversity determine resource use and trophic position of a top predator in high-latitude lakes. Ecology and Evolution 2015; Volum 5 (8). ISSN 2045-7758.s 1664 - 1675.s doi: 10.1002/ece3.1464.
Kuhn, Jesper Andreas; Kristoffersen, Roar; Knudsen, Rune; Jakobsen, Jonas; Marcogliese, D. J.; Locke, S. A.; Primicerio, Raul; Amundsen, Per-Arne. Parasite communities of two three-spined stickleback populations in subarctic Norway—effects of a small spatial-scale host introduction. Parasitology Research 2015; Volum 114 (4). ISSN 0932-0113.s 1327 - 1339.s doi: 10.1007/s00436-015-4309-2.
Eloranta, Antti; Knudsen, Rune; Amundsen, Per-Arne; Merilä, Juha. Consistent isotopic differences between Schistocephalus spp. parasites and their stickleback hosts. Diseases of Aquatic Organisms 2015; Volum 115 (2). ISSN 0177-5103.s 121 - 128.s doi: 10.3354/dao02893.
Skoglund, Sigrid Østrem; Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Morphological divergence between three Arctic charr morphs - the significance of the deep-water environment. Ecology and Evolution 2015; Volum 5 (15). ISSN 2045-7758.s 3114 - 3129.s doi: 10.1002/ece3.1573.
Henriksen, Eirik Haugstvedt; Knudsen, Rune; Kristoffersen, Roar; Kuris, Armand M.; Lafferty, Kevin D.; Siwertsson, Anna; Amundsen, Per-Arne. Ontogenetic dynamics of infection with Diphyllobothrium spp. cestodes in sympatric Arctic charr Salvelinus alpinus (L.) and brown trout Salmo trutta L.. Hydrobiologia 2015; Volum 783. ISSN 0018-8158.s 37 - 46.s doi: 10.1007/s10750-015-2589-2.
Bhat, Shripathi; Amundsen, Per-Arne; Knudsen, Rune; Gjelland, Karl Øystein; Fevolden, Svein-Erik; Bernatchez, Louis; Præbel, Kim. Speciation Reversal in European Whitefish (Coregonus lavaretus (L.)) Caused by Competitor Invasion. (fulltekst) PLOS ONE 2014; Volum 9 (3). ISSN 1932-6203.s doi: 10.1371/journal.pone.0091208.
Siikavuopio, Sten Ivar; Sæther, Bjørn-Steinar; Johnsen, Helge K.; Evensen, Tor Hatten; Knudsen, Rune. Temperature preference of juvenile Arctic charr originating from different thermal environments. Aquatic Ecology 2014; Volum 48 (3). ISSN 1386-2588.s 313 - 320.s doi: 10.1007/s10452-014-9485-0.
Knudsen, Rune; Siwertsson, Anna; Adams, Colin Ean; Newton, Jason; Amundsen, Per-Arne. Similar patterns of individual niche use are revealed by different time-integrated trophic tracers (stable isotopes and parasites). Ecology of Freshwater Fish 2014; Volum 23 (2). ISSN 0906-6691.s 259 - 268.s doi: 10.1111/eff.12074.
Siikavuopio, Sten Ivar; Knudsen, Rune; Amundsen, Per-Arne; Sæther, Bjørn-Steinar; James, Philip. Effects of high temperature on the growth of European whitefish (Coregonus lavaretus L.). Aquaculture Research 2013; Volum 44 (1). ISSN 1355-557X.s 8 - 12.s doi: 10.1111/j.1365-2109.2011.02999.x.
Præbel, Kim; Westgaard, Jon-Ivar; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Fevolden, Svein-Erik. A diagnostic tool for efficient analysis of the population structure, hybridization and conservation status of European whitefish (Coregonus lavaretus (L.)) and vendace (C-albula (L.)). Advances in Limnology 2013; Volum 64. ISSN 1612-166X.s 247 - 255.s doi: 10.1127/1612-166X/2013/0064-0026.
Amundsen, Per-Arne; Lafferty, Kevin D.; Knudsen, Rune; Primicerio, Raul; Kristoffersen, Roar; Klemetsen, Anders; Kuris, Armand M. New parasites and predators follow the introduction of two fish species to a subarctic lake: implications for food-web structure and functioning. Oecologia 2013; Volum 171 (4). ISSN 0029-8549.s 993 - 1002.s doi: 10.1007/s00442-012-2461-2.
Eloranta, Antti; Knudsen, Rune; Amundsen, Per-Arne. Niche segregation of coexisting Arctic charr (Salvelinus alpinus) and brown trout (Salmo trutta) constrains food web coupling in subarctic lakes. Freshwater Biology 2013; Volum 58 (1). ISSN 0046-5070.s 207 - 221.s doi: 10.1111/fwb.12052.
Hayden, Brian; Holopainen, Tiina; Amundsen, Per-Arne; Eloranta, Antti; Knudsen, Rune; Præbel, Kim; Kahilainen, Kimmo K.. Interactions between invading benthivorous fish and native whitefish in subarctic lakes. Freshwater Biology 2013; Volum 58 (6). ISSN 0046-5070.s 1234 - 1250.s doi: 10.1111/fwb.12123.
Persson, Lennart; Amundsen, Per-Arne; De Roos, André M.; Knudsen, Rune; Primicerio, Raul; Klemetsen, Anders. Density-dependent interactions in an Arctic char - brown trout system: competition, predation, or both?. Canadian Journal of Fisheries and Aquatic Sciences 2013; Volum 70 (4). ISSN 0706-652X.s 610 - 616.s doi: 10.1139/cjfas-2012-0175.
Sandlund, Odd Terje; Gjelland, Karl Øystein; Bøhn, Thomas; Knudsen, Rune; Amundsen, Per-Arne. Contrasting Population and Life History Responses of a Young Morph-Pair of European Whitefish to the Invasion of a Specialised Coregonid Competitor, Vendace. PLOS ONE 2013; Volum 8 (7). ISSN 1932-6203.s doi: 10.1371/journal.pone.0068156.
Siwertsson, Anna; Knudsen, Rune; Adams, Colin Ean; Præbel, Kim; Amundsen, Per-Arne. Parallel and non-parallel morphological divergence among foraging specialists in European whitefish (Coregonus lavaretus). Ecology and Evolution 2013; Volum 3 (6). ISSN 2045-7758.s 1590 - 1602.s doi: 10.1002/ece3.562.
Præbel, Kim; Knudsen, Rune; Siwertsson, Anna; Karhunen, Markku; Kahilainen, Kimmo K.; Ovaskainen, Otso; Østbye, Kjartan; Peruzzi, Stefano; Fevolden, Svein-Erik; Amundsen, Per-Arne. Ecological speciation in postglacial European whitefish: rapid adaptive radiations into the littoral, pelagic, and profundal lake habitats. (fulltekst) Ecology and Evolution 2013; Volum 3 (15). ISSN 2045-7758.s 4970 - 4986.s doi: 10.1002/ece3.867.
Klemetsen, Anders; Knudsen, Rune. Diversity and abundance of water birds in a subarctic lake during three decades. Fauna Norvegica 2013; Volum 33. ISSN 1502-4873.s 21 - 27.s doi: 10.5324/fn.v33i0.1584.
Skoglund, Sigrid Østrem; Knudsen, Rune; Amundsen, Per-Arne. Selective Predation on Zooplankton by Pelagic Arctic Charr, Salvelinus alpinus, in Six Subarctic Lakes. Journal of Ichthyology 2013; Volum 53 (10). ISSN 0032-9452.s 849 - 855.s doi: 10.1134/S003294521310010X.
Smalås, Aslak; Amundsen, Per-Arne; Knudsen, Rune. Contrasting Life History Strategies of Sympatric Arctic Charr Morphs, Salvelinus alpinus. Journal of Ichthyology 2013; Volum 53 (10). ISSN 0032-9452.s 856 - 866.s doi: 10.1134/S0032945213100111.
Siikavuopio, Sten Ivar; Knudsen, Rune; Amundsen, Per-Arne; Sæther, Bjørn-Steinar. Growth performance of European whitefish [Coregonus lavaretus (L.)] under a constant light and temperature regime. Aquaculture Research 2012; Volum 43 (11). ISSN 1355-557X.s 1592 - 1598.s doi: 10.1111/j.1365-2109.2011.02963.x.
Amundsen, Per-Arne; Salonen, Erno; Niva, Teuvo; Gjelland, Karl Øystein; Præbel, Kim; Sandlund, Odd Terje; Knudsen, Rune; Bøhn, Thomas. Invader population speeds up life history during colonization. Biological Invasions 2012; Volum 14 (7). ISSN 1387-3547.s 1501 - 1513.s doi: 10.1007/s10530-012-0175-3.
Winger, Anja Celine; Kristoffersen, Roar; Knudsen, Rune. Rapid transmission of Gyrodactylus salaris (Malmberg, 1957) between live Arctic charr, Salvelinus alpinus (L.), fry. Journal of Fish Diseases 2012; Volum 35 (10). ISSN 0140-7775.s 781 - 784.s doi: 10.1111/j.1365-2761.2012.01419.x.
Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Temporal stability in gill raker numbers of subarctic European whitefi sh populations. Advances in Limnology 2012; Volum 63. ISSN 1612-166X.s 229 - 240.s doi: 10.1127/advlim/63/2012/229.
Knudsen, Rune; Siwertsson, Anna; Adams, Colin Ean; Garduño-Paz, Monica; Newton, Jason; Amundsen, Per-Arne. Temporal stability of niche use exposes sympatric Arctic charr to alternative selection pressures. Evolutionary Ecology 2011; Volum 25 (3). ISSN 0269-7653.s 589 - 604.s doi: 10.1007/s10682-010-9451-9.
Kahilainen, Kimmo; Siwertsson, Anna; Gjelland, Karl Øystein; Knudsen, Rune; Amundsen, Per-Arne; Bøhn, Thomas. The role of gill raker number variability in adaptive radiation of coregonid fish. Evolutionary Ecology 2011; Volum 25 (3). ISSN 0269-7653.s 573 - 588.s doi: 10.1007/s10682-010-9411-4.
Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo; Præbel, Kim; Primicerio, Raul; Amundsen, Per-Arne. Sympatric diversification as influenced by ecological opportunity and historical contingency in a young species lineage of whitefish. Evolutionary Ecology Research 2011; Volum 12 (8). ISSN 1522-0613.s 929 - 947.
Eloranta, Antti; Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Dietary plasticity of Arctic charr (Salvelinus alpinus) facilitates coexistence with competitively superior European whitefish (Coregonus lavaretus). Ecology of Freshwater Fish 2011; Volum 20 (4). ISSN 0906-6691.s 558 - 568.s doi: 10.1111/j.1600-0633.2011.00504.x.
Amundsen, Per-Arne; Kashulin, Nikolay a.; Terentjev, Petr; Gjelland, Karl Øystein; Koroleva, Irina M.; Dauvalter, Vladimir; Sandimirov, Sergey s.; Kashulin, Alexander; Knudsen, Rune. Heavy metal contents in whitefish (Coregonus lavaretus) along a pollution gradient in a subarctic watercourse. Environmental Monitoring & Assessment 2011; Volum 182 (1-4). ISSN 0167-6369.s 301 - 316.s doi: 10.1007/s10661-011-1877-1.
Knudsen, Rune; Amundsen, Per-Arne; Rikardsen, Audun H.. Individual feeding specialisation of a naive vs. veteran predators. Ecology of Freshwater Fish 2011; Volum 20 (4). ISSN 0906-6691.s 522 - 528.s doi: 10.1111/j.1600-0633.2011.00500.x.
Siikavuopio, Sten Ivar; Knudsen, Rune; Amundsen, Per-Arne. Growth and mortality of Arctic charr and European whitefish reared at low temperatures. Hydrobiologia 2010; Volum 650 (1). ISSN 0018-8158.s 255 - 263.s doi: 10.1007/s10750-010-0192-0.
Knudsen, Rune; Amundsen, Per-Arne; Klemetsen, Anders. Arctic charr in sympatry with burbot: ecological and evolutionary consequences. Hydrobiologia 2010; Volum 650 (1). ISSN 0018-8158.s 43 - 54.s doi: 10.1007/s10750-009-0077-2.
Amundsen, Per-Arne; Knudsen, Rune; Bryhni, Helge. Niche use and resource partitioning of Arctic charr, European whitefish and grayling in a subarctic lake. Hydrobiologia 2010; Volum 650 (1). ISSN 0018-8158.s 3 - 14.s doi: 10.1007/s10750-009-0054-9.
Siikavuopio, Sten Ivar; Knudsen, Rune; Winger, Anja C; Kristoffersen, Roar. Is the winter period a severe bottleneck of anadromous riverine Arctic charr parr?. Ecology of Freshwater Fish 2009; Volum 18. ISSN 0906-6691.s 126 - 131.s doi: 10.1111/j.1600-0633.2008.00331.x.
Amundsen, Per-Arne; Knudsen, Rune. Winter ecology of Arctic charr (Salvelinus alpinus) and brown trout (Salmo trutta) in a subarctic lake, Norway. Aquatic Ecology 2009; Volum 43 (3). ISSN 1386-2588.s 765 - 775.s doi: 10.1007/s10452-009-9261-8.
Jeukens, Julie; Bittner, David; Knudsen, Rune; Bernatchez, Louis. Candidate Genes and Adaptive Radiation: Insights from Transcriptional Adaptation to the Limnetic Niche among Coregonine Fishes (Coregonus spp., Salmonidae). Molecular Biology and Evolution (MBE) 2009; Volum 26 (1). ISSN 0737-4038.s 155 - 166.s doi: 10.1093/molbev/msn235.
Winger, Anja Celine; Kristoffersen, Roar; Siikavuopio, Sten Ivar; Knudsen, Rune. Experiments to test if allopatric Salvelinus alpinus are suitable year-round hosts of Gyrodactylus salaris (Monogenea). Journal of Fish Biology 2009; Volum 74 (7). ISSN 0022-1112.s 1476 - 1486.s doi: 10.1111/j.1095-8649.2009.02215.x.
Amundsen, Per-Arne; Lafferty, Kevin D.; Knudsen, Rune; Primicerio, Raul; Klemetsen, Anders; Kuris, Armand M. Food web topology and parasites in the pelagic zone of a subarctic lake. Journal of Animal Ecology 2009; Volum 78 (3). ISSN 0021-8790.s 563 - 572.s doi: 10.1111/j.1365-2656.2008.01518.x.
Knudsen, Rune; Amundsen, Per-Arne; Nilsen, Rune; Kristoffersen, Roar; Klemetsen, Anders. Food borne parasites as indicators of trophic segregation between Arctic charr and brown trout. Environmental Biology of Fishes 2008; Volum 83. ISSN 0378-1909.s 107 - 116.s doi: 10.1007/s10641-007-9216-7.
Amundsen, Per-Arne; Knudsen, Rune; Klemetsen, Anders. Seasonal and ontogenetic variations in resource use by two sympatric Arctic charr morphs. Environmental Biology of Fishes 2008; Volum 83. ISSN 0378-1909.s 45 - 55.s doi: 10.1007/s10641-007-9262-1.
Winger, Anja C; Kanck, Marte; Kristoffersen, Roar; Knudsen, Rune. Seasonal dynamics and persistence of Gyrodactylus salaris in two riverine anadromous Arctic charr populations. Environmental Biology of Fishes 2008; Volum 83. ISSN 0378-1909.s 117 - 123.s doi: 10.1007/s10641-007-9274-x.
Knudsen, Rune; Amundsen, Per-Arne; Jobling, Malcolm; Klemetsen, Anders. Differences in pyloric caeca morphology between Arctic charr Salvelinus alpinus ecotypes: adaptation to trophic specialization or parasite-induced phenotypic modifications?. Journal of Fish Biology 2008; Volum 73 (1). ISSN 0022-1112.s 275 - 287.s doi: 10.1111/j.1095-8649.2008.01934.x.
Winger, Anja C; Primicerio, Raul; Kristoffersen, Roar; Siikavuopio, Sten Ivar; Knudsen, Rune. Gyrodactylus salaris infecting allopatric Arctic charr Salvelinus alpinus fry: an experimental study of host survival. Journal of Fish Biology 2008; Volum 73. ISSN 0022-1112.s 2198 - 2209.s doi: 10.1111/j.1095-8649.2008.02056.x.
Persson, Lennart; Amundsen, Per-Arne; De Roos, André M.; Klemetsen, Anders; Knudsen, Rune; Primicerio, Raul. Culling prey promotes predator recovery - Alternative states in a whole-lake experiment. Science 2007; Volum 316. ISSN 0036-8075.s 1743 - 1746.s doi: 10.1126/science.1141412.
Amundsen, Per-Arne; Knudsen, Rune; Klemetsen, Anders. Intraspecific competition and density dependence of food consumption and growth in Arctic charr. Journal of Animal Ecology 2007; Volum 76. ISSN 0021-8790.s 149 - 158.s doi: 10.1111/j.1365-2656.2006.01179.x.
Knudsen, Rune; Adolfsen, Pål; Sandring, Stig; Kristoffersen, Roar; Siikavuopio, Sten Ivar; Rikardsen, Audun. The suitability of anadromous Arctic charr as host and vector of the monogenean Gyrodactylus salaris. Ecology of Freshwater Fish 2007; Volum 16 (1). ISSN 0906-6691.s 99 - 104.s doi: 10.1111/j.1600-0633.2006.00184.x.
Knudsen, Rune; Klemetsen, Anders; Amundsen, Per-Arne; Hermansen, Bjørn. Incipient speciation through niche expansion: an example from the Arctic charr in a subarctic lake. Proceedings of the Royal Society of London. Biological Sciences 2006; Volum 273. ISSN 0962-8452.s 2291 - 2298.s doi: 10.1098/rspb.2006.3582.
Rikardsen, Audun; Amundsen, Per-Arne; Knudsen, Rune; Sandring, Stig. Seasonal marine feeding and body condition of sea trout (Salmo trutta) at its northern distribution. ICES Journal of Marine Science 2006; Volum 63. ISSN 1054-3139.s 466 - 475.
Klemetsen, Anders; Knudsen, Rune; Primicerio, Raul; Amundsen, Per-Arne. Divergent, genetically based feeding behaviour of two sympatric Arctic charr, Salvelinus alpinus (L.), morphs. Ecology of Freshwater Fish 2006; Volum 15 (3). ISSN 0906-6691.s 350 - 355.
Østbye, K; Amundsen, Per-Arne; Bernatchez, L; Klemetsen, Anders; Knudsen, Rune; Kristoffersen, Roar; Næsje, TF; Hindar, K. Parallel evolution of ecomorphological traits in the European whitefish Coregonus lavaretus (L.) species complex during postglacial times. Molecular Ecology 2006; Volum 15 (13). ISSN 0962-1083.s 3983 - 4001.
Knudsen, Rune; Rikardsen, Audun; Dempson, Brian J.; Bjørn, Pål Arne; Finstad, Bengt; Holm, Marianne; Amundsen, Per-Arne. Trophically transmitted parasites in wild Atlantic salmon post-smolts from Norwegian fjords. Journal of Fish Biology 2005; Volum 66. ISSN 0022-1112.s doi: 10.1111/j.1095-8649.2005.00641.
Westgaard, Jon-Ivar; Klemetsen, Anders; Knudsen, Rune. Genetic differences between two sympatric morphs of Arctic charr confirmed by microsatellite DNA. Journal of Fish Biology 2004; Volum 65. ISSN 0022-1112.s 1185 - 1191.s doi: 10.1111/j.1095-8649.2004.00524.
Rikardsen, Audun H.; Haugland, M.; Bjørn, Pål Arne; Finstad, Bengt; Knudsen, Rune; Dempson, Brian J.; Holst, Jens Christian; Hvidtsten, N.A.; Holm, Marianne. Geographical differences in marine feeding of Atlantic salmon post-smolts in Norwegian fjords. Journal of Fish Biology 2004; Volum 64. ISSN 0022-1112.s 1655 - 1679.s doi: 10.1111/j.1095-8649.2004.00425.
Knudsen, Rune; Curtis, Mark A.; Kristoffersen, Roar. Aggregation of helminths: The role of feeding behavior of fish hosts. Journal of Parasitology 2004; Volum 90 (1). ISSN 0022-3395.s 1 - 7.
Amundsen, Per-Arne; Knudsen, Rune; Kuris, Armand M; Kristoffersen, Roar. Seasonal and ontogenetic dynamics in trophic transmission of parasites. Oikos 2003; Volum 102. ISSN 0030-1299.s 285 - 293.
Klemetsen, Anders; Knudsen, Rune; Staldvik, Frode; Amundsen, Per-Arne. Habitat, diet and food assimilation of Arctic charr under the winter ice in two subarctic lakes. Journal of Fish Biology 2003; Volum 62. ISSN 0022-1112.s 1082 - 1089.
Knudsen, Rune; Klemetsen, Anders; Amundsen, Per-Arne. Inter- and intra-morph patterns in helminth communities of sympatric whitefish morphs. Journal of Fish Biology 2003; Volum 64. ISSN 0022-1112.s 847 - 859.
Amundsen, Per-Arne; Kristoffersen, Roar; Knudsen, Rune; Klemetsen, Anders. Long-term effects of a stock depletion programme: the rise and fall of a rehabilitated whitefish population. Archiv für Hydrobiologie 2002; Volum 57. ISSN 0003-9136.s 577 - 588.
Klemetsen, Anders; Amundsen, Per-Arne; Grotnes, per; Knudsen, Rune; Kristoffersen, Roar; Svenning, Martin-Arne. Takvatn through 20 years: long-term effects of an experimental mass removal of charr Salvelinus alpinus from a large subarctic lake. Environmental Biology of Fishes 2002; Volum 64. ISSN 0378-1909.s 39 - 47.
Knudsen, Rune; Amundsen, Per-Arne; Klemetsen, Anders. Parasite induced host mortality: indirect evidence from a long-term study. Environmental Biology of Fishes 2002; Volum 64. ISSN 0378-1909.s 257 - 265.
Klemetsen, Anders; Elliott, J. Malcolm; Knudsen, Rune; Sørensen, Pål. Evidence for genetic differences in the offspring of two sympatric morphs of Arctic charr. Journal of Fish Biology 2002; Volum 60. ISSN 0022-1112.s 933 - 950.
Knudsen, Rune; Gabler, Heidi-Marie; Kuris, Armand M; Amundsen, Per-Arne. Selective predation on parasitized prey - A comparison between two helminth species with different life-history. Journal of Parasitology 2001; Volum 87 (5). ISSN 0022-3395.s 941 - 945.
Klemetsen, Anders; Grotnes, per; Amundsen, Per-Arne; Svenning, Martin-Arne; Kristoffersen, Roar; Dahl-Hansen, Geir A. P.; Knudsen, Rune. The emergence of ferox trout Salmo truth in Takvatn, North Norway -an ecological result of the mass removal of arctic charr Salvelinus alpinus. International Society of Arctic Charr Fanatics, Information Series 1998; Volum 6. ISSN 0283-586X.s 16 - 22.
Klemetsen, Anders; Amundsen, Per-Arne; Knudsen, Rune; Hermansen, bjØrn. A profundal, winterspawning morph of arctic charr Salvelinus alpinus (L.) in Fjellfrøsvatn, North Norway. Nordic Journal of Freshwater Research 1997; Volum 73. ISSN 1100-4096.s 13 - 23.
Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Parasite communities in two sympatric morphs of Arctic charr, Salvelinus alpinus (L.), in northern Norway. Canadian Journal of Zoology 1997; Volum 75 (12). ISSN 0008-4301.s 2003 - 2009.
Amundsen, Per-Arne; Kristoffersen, Roar; Knudsen, Rune; Klemetsen, Anders. Infection of Salmincola edwardsii (Copepoda: Lernaeopopdidae) in an age-structured population of arctic charr Salvelinus alpinus (L.) - a long-term study. Journal of Fish Biology 1997; Volum 51. ISSN 0022-1112.s 1033 - 1046.
Knudsen, Rune; Klemetsen, Anders; Staldvik, Frode. Parasites as indicators of individual feeding specialization in arctic charr during winter i northern Norway. Journal of Fish Biology 1996; Volum 48. ISSN 0022-1112.s 1256 - 1265.
Knudsen, Rune. Relationships between habitat, prey selection and parasite infection in Arctic charr (Salvelinus alpinus). Nordic Journal of Freshwater Research 1995; Volum 71. ISSN 1100-4096.s 333 - 344.
Knudsen, Rune; Klemetsen, Anders. INFECTIONS OF DIPHYLLOBOTHRIUM-DENDRITICUM, DIPHYLLOBOTHRIUM-DITREMUM (CESTODA), AND CYSTIDICOLA-FARIONIS (NEMATODA) IN A NORTH NORWEGIAN POPULATION OF ARCTIC CHARR (SALVELINUS-ALPINUS) DURING WINTER. Canadian Journal of Zoology 1994; Volum 72 (11). ISSN 0008-4301.s 1922 - 1930.
Rochat, Eloïse Coralie; Paterson, Rachel A.; Blasco-Costa, Isabel; Power, Michael; Adams, Colin E.; Knudsen, Rune. Temporal stability of polymorphic Arctic charr parasite communities reflect sustained divergent trophic niches. 13th European Multicolloquium of Parasitology 2021-10-12 - 2021-10-16 2021.
Rochat, Eloïse Coralie; Paterson, Rachel; Costa, Isabel Blasco; Power, Michael; Adams, Colin Ean; Knudsen, Rune. Temporal stability of polymorphic Arctic charr parasite communities reflect sustained divergent trophic niches. 13th European Multicolloquium of Parasitology 2021-10-12 - 2021-10-16 2021.
Paterson, Rachel Anne; Nefjodova, Jelena; Salis, Romana; Knudsen, Rune. Exploring trophic niches and parasite communities of sympatric Arctic charr and brown trout populations of southern Norway. 2019 Spring Conference of the British Society for Parasitology 2019-04-15 - 2019-04-17 2019.
Henriksen, Eirik Haugstvedt; Smalås, Aslak; Amundsen, Per-Arne; Knudsen, Rune. The association between parasite infection and growth in Arctic charr. 9th International Charr Symposium 2018-06-18 - 2018-06-21 2018.
Paterson, Rachel; Knudsen, Rune; Blasco-Costa, Isabel; Dunn, Alison; Poulin, Robert; Hansen, Haakon. Throwing the baby out with the bath water: parasite diversity after rotenone. Nordic Oikos conference 2018-02-19 - 2018-02-22 2018.
Kristoffersen, Roar; Knudsen, Rune; Amundsen, Per-Arne. Bendelmark i ørret og røye. Jakt og fiske 2017 (9). ISSN 0800-3041.s 60 - 63.
Born-Torrijos, Ana; Vyhlídalová, Tereza; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne; Soldánová, Miroslava. Parasites in the food web: concomitant predation on snail hosts and their trematodes by fish can modulate the risk of infection. 18th International Conference on Diseases of Fish and Shellfish 2017-09-04 - 2017-09-08 2017.
Lafferty, Kevin D.; Siwertsson, Anna; Kuhn, Jesper A.; Kuris, Armand M.; Shaw, Jenny C.; Soldánová, Miroslava; Knudsen, Rune; Klemetsen, Anders; Amundsen, Per-Arne. Parasites permeate a subarctic lake food web. ASLO 2017 2017-02-27 - 2017-03-03 2017.
van Dorst, Renee; Knudsen, Rune; Amundsen, Per-Arne. Resource partitoning in a changing subarctic climate. Nordic Oikos conference 2016-02-02 - 2016-02-04 2016.
Paterson, Rachel; Knudsen, Rune; Hansen, Haakon. Throwing the baby out with the bath water: parasite diversity after rotenone. Institutt seminar serie 2016-06-20 - 2016-06-20 2016.
Blasco-Costa, Isabel; Rouco, Carlos; Kuhn, Jesper Andreas; Henriksen, Eirik Haugstvedt; Knudsen, Rune. May Diplostomum spp. play a role in mediating Arctic charr speciation?. EMOP XII – the 12th European Multicolloquium of Parasitology 2016-07-20 - 2016-07-24 2016.
Amundsen, Per-Arne; Smalås, Aslak; Knudsen, Rune; Kristoffersen, Roar; Siwertsson, Anna; Klemetsen, Anders. Forskning og kultivering av en overbefolka røyebestand. Septentrio Reports 2015; Volum 2015 (5). ISSN 2387-4597.s 1 - 53.
Kuhn, Jesper Andreas; Frainer, A.; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout and Arctic charr – is three-spined stickleback a key species?. 6th Conference of the Scandinavian Baltic Society for Parasitology. Uppsala, Sweden 2015.
Kuhn, Jesper Andreas; Frainer, A.; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout and Arctic charr – is three-spined stickleback a key species?. 6th Conference of the Scandinavian Baltic Society for Parasitology. Uppsala, Sweden 2015-04-23 - 2015.
Davidsen, Jan Grimsrud; Sjursen, Aslak Darre; Rønning, Lars; Knudsen, Rune; Kjærstad, Gaute; Arnekleiv, Jo Vegar. On the age, growth, sexual maturity and feeding habits of the Arctic charr (Salvelinus alpinus) in three watercourses in southwestern Greenland. 8th International Charr Symposium 2015-06-14 - 2015-06-18 2015.
Eloranta, Antti; Kahilainen, Kimmo K.; Amundsen, Per-Arne; Knudsen, Rune; Harrod, Chris; Jones, Roger I.. Lake size and fish diversity determine trophic niche of Arctic charr in subarctic lakes. 8th International Charr Symposium 2015-06-17 - 2015.
Blasco-Costa, Isabel; Kuhn, Jesper Andreas; Henriksen, Eirik Haugstvedt; Knudsen, Rune. May Diplostomum spp. (Platyhelminthes) play a role in mediating Arctic charr speciation?. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Paterson, Rachel; Knudsen, Rune; Blasco-Costa, Isabel; Dunn, Alison; Poulin, Robert; Hytterød, Sigurd; Hansen, Haakon. Parasite distribution patterns in genetically distinct charr populations. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Knudsen, Rune; Refsnes, Birgitte; Siwertsson, Anna; Frainer, Andre Barbosa; Amundsen, Per-Arne. Parallelism in parasite infections in two polymorphic Arctic charr populations in subarctic Norway. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
van Dorst, Renee; Eloranta, Antti; Knudsen, Rune. The influence of hydropower water level regulation on intraspecific niche segregation of Arctic charr (Salvelinus alpinus) in Lake Devddesjavri. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Præbel, Kim; Couton, Marjorie; Knudsen, Rune; Amundsen, Per-Arne. Genetic consequences of sympatric and allopatric divergence in subarctic Arctic charr (Salvelinus alpinus) as inferred by microsatellites. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Kahilainen, Kimmo K.; Smura, Teemu; Knudsen, Rune; Amundsen, Per-Arne; Jokela-Määttä, Mirka; Donner, Kristian. Visual pigments of polymorphic Arctic charr (Salvelinus alpinus (L.)) and whitefish (Coregonus lavaretus (L.)) in subarctic lakes. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Keva, Ossi; Eloranta, Antti; Järvinen, Antero; Thomas, Stephen; Knudsen, Rune; Mankinen, Katariina; Hayden, Brian; Amundsen, Per-Arne; Malinen, Tommi; Kahilainen, Kimmo K.. The consequences of seasonal dietary shifts to total mercury levels of Arctic charr (Salvelinus alpinus (L.)) in a subarctic lake. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Klemetsen, Anders; Amundsen, Per-Arne; Siwertsson, Anna; Eloranta, Antti; Hayden, Brian; Knudsen, Rune. Parallel evolution of profundal Arctic charr niches in two contrasting fish communities. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Knudsen, Rune; Siwertsson, Anna; Eloranta, Antti; Frainer, Andre Barbosa; Amundsen, Per-Arne; Klemetsen, Anders. Evolutionary and ecosystem consequences of a piscivore profundal morph of Arctic charr. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Saltykova, Elena; Simonsen, Marianne; Knudsen, Rune. Parallel evolution of skull-bone structures of Arctic charr morphs in two subarctic lakes. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Simonsen, Marianne; Adams, Colin Ean; Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune. Ontogenetic trajectories of body and head morphology in three sympatric Arctic charr (Salvelinus alpinus) morphs. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Smalås, Aslak; Amundsen, Per-Arne; Knudsen, Rune. Fecundity, egg-size and fitness of a polymorphic population of Arctic charr. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Structure of diet specialization in Arctic charr using a network approach. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Primicerio, Raul; Amundsen, Per-Arne; Knudsen, Rune; Klemetsen, Anders. Facultative ontogenetic niche shifts, bistability and overcrowding in Arctic charr. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Henriksen, Eirik Haugstvedt; Knudsen, Rune; Kristoffersen, Roar; Kuris, Armand M; Lafferty, Kevin D.; Siwertsson, Anna; Amundsen, Per-Arne. Ontogenetic dynamics of Diphyllobothrium infections in sympatric Arctic charr and brown trout. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Bryce, Carolyn; Fraser, Alicia; Knudsen, Rune; Adams, Colin Ean. Variation in morphological and meristic characters with a strong functional significance in the polymorphic Arctic charr from Loch Rannoch, Scotland. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.
Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders; Kuhn, Jesper Andreas; Kuris, Armand; Lafferty, Kevin; Shaw, Jenny. Towards a holistic view of a lake food web - the importance of including benthic habitats and parasites. Aquatic Biodiversity and Ecosystems Conference - Evolution, interaction and global change 2015-08-30 - 2015-09-04 2015.
Amundsen, Per-Arne; Kuhn, Jesper Andreas; Siwertsson, Anna; Knudsen, Rune; Kristoffersen, Roar. Økologi og forvaltning av fiskevatn – Takvatnprosjektet og resultater fra undersøkelser i seks innsjøer i Hamarøy-området. Folkemøte 2015-06-05 - 2015-06-05 2015.
Amundsen, Per-Arne; Smalås, Aslak; Knudsen, Rune; Kristoffersen, Roar; Siwertsson, Anna; Klemetsen, Anders. Takvatnprosjektet - Forskning og kultivering av en overbefolka røyeberstand. (fulltekst) 2015.
Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Kuhn, Jesper Andreas; Klemetsen, Anders; Kuris, Armand; Lafferty, Kevin; Shaw, Jenny. Towards a holistic view of a lake food web - the importance of including benthic habitats and parasites. Research open Day (instituttseminar) 2015-11-19 - 2015-11-19 2015.
Simonsen, Marianne; Siwertsson, Anna; Amundsen, Per-Arne; Adams, Colin Ean; Knudsen, Rune. Lake factors promoting polymorphism in Arctic charr (Salvelinus alpinus). Open research day (fagdag) UiT 2015-11-19 - 2015-11-19 2015.
Paterson, Rachel; Knudsen, Rune; Blasco-Costa, Isabel; Dunn, Alison; Poulin, Robert; Hytterød, Sigurd; Hansen, Haakon. Does host mobility predict parasite distribution patterns?. 9th International Symposium on Fish Parasites 2015-08-03 - 2015-09-04 2015.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Primicerio, Raul; Amundsen, Per-Arne. Temporal changes and structural variation in the intestinal parasite community of Arctic charr in a subarctic lake. 8th International Charr Symposium 2015-06-14 - 2015-06-18 2015.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Temporal changes and structural variation in the intestinal parasite community of Arctic charr in a subarctic lake. 8th International Charr Symposium - Book of Abstract 2015.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout and Arctic charr ‐ is three‐spined stickleback a key species?. Freshwater Ecology seminar, Tromsø, Norway 2014-11-07 - 2014.
Knudsen, Rune; Siwertsson, Anna; Klemetsen, Anders; Kristoffersen, Roar; Amundsen, Per-Arne. The role of parasites in food-web of subarctic lakes. Invited guest lecture 2014-05-05 - 2014-05-05 2014.
Siwertsson, Anna; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders; Amundsen, Per-Arne. The role of parasites in food-web topology and dynamics of subarctic lakes – background and current status. Seminar at UC Santa Barbara 2014-02-03 - 2014-02-03 2014.
Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders. Long-term population and community responses following ecological perturbation. Invited lecture - The Asymmetry Summit 2014-02-14 - 2014-02-15 2014.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout and Arctic charr ‐ is the three‐spined stickleback a key species?. DAFINET workshop, Frederiksberg, Denmark 2014-11-11 - 2014.
Kuhn, Jesper Andreas; Kristoffersen, Roar; Knudsen, Rune; Jakobsen, J.; Marcogliese, David J.; Locke, S. A.; Primicerio, Raul; Amundsen, Per-Arne. Parasite communities of two three-spined stickleback (Gasterosteus aculeatus) populations in subarctic Norway - Effects of a local-scale host introduction. GENOMES TO/AUX BIOMES 2014, Montreal, Canada 2014-05-25 - 2014.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout and Arctic charr - is three-spined stickleback a key species?. Research Open Day, Department of Arctic and Marine Biology, Tromsø, Norway 2014-11-26 - 2014.
Kuhn, Jesper Andreas; Knudsen, Rune; Kristoffersen, Roar; Amundsen, Per-Arne. Effects of fish species composition on Diphyllobothrium spp. infections in subarctic brown trout and Arctic charr ‐ is the three‐spined stickleback a key species?. DAFINET book of abstracts, Frederiksberg, Denmark 2014.
Jensen, Hallvard; Amundsen, Per-Arne; Kiljunen, Mikko; Knudsen, Rune. Resource partitioning of Arctic charr (Salvelinus alpinus), European whitefish (Coregonus lavaretus) and brown trout (Salmo trutta) at their southern edge of their continuous distribution. ECOFIL - Ecology of Fish in Lakes and Reservoirs 2014-09-08 - 2014-09-11 2014.
Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders. Long-term studies following experimental density depletion of a stunted Arctic charr population - ecological and management implications. Long-term ecological studies in Northern Fennoscandia - Workshop 2013-03-13 - 2013-03-15 2013.
Knudsen, Rune; Amundsen, Per-Arne. Arctic charr activities in northern Norway. Workshop on patterns and processes of intraspecific divergence and their relevance to aquatic biological diversity 2013-02-25 - 2013-02-27 2013.
Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Bhat, Shripathi; Kahilainen, Kimmo K.. Incipient ecological speciation in subarctic whitefish. Workshop on patterns and processes of intraspecific divergence and their relevance to aquatic biological diversity 2013-02-25 - 2013-02-27 2013.
Simonsen, Marianne; Skoglund, Sigrid Østrem; Adams, Colin Ean; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune. Trophic morphology and ontogenetic differences in three sympatric Arctic charr (Salvelinus alpinus) morphs in Lake Skogsfjordvatn. Speciation 2013 2013-05-27 - 2013-05-29 2013.
Simonsen, Marianne; Adams, Colin Ean; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune. Trophic morphology and ontogenetic differences in three sympatric Arctic charr (Salvelinus alpinus) morphs in Lake Skogsfjordvatn. Research open day 2013-11-19 - 2013-11-19 2013.
Bhat, Shripathi; Amundsen, Per-Arne; Knudsen, Rune; Bernatchez, Louis; Gjelland, Karl Øystein; Fevolden, Svein-Erik; Præbel, Kim. Ongoing work on the effect of invasion of vendace on reproductive isolation between whitefish morph-pairs in Lake Skrukkebukta and talk about my PhD objectives. Invited Presentation 2012-10-22 - 2013-01-17 2012.
Amundsen, Per-Arne; Gjelland, Karl Øystein; Knudsen, Rune; DalsbØ, laina h; Lien, Cesilie; Evjen, jan knut. Lagesilda i Pasvikvassdraget - langtidseffekter av en biologisk invasjon. 2012.
Kristoffersen, Roar; Amundsen, Per-Arne; Knudsen, Rune. Statusrapport for fiskebestandene i Takvatn og tre andre innsjøer i Balsfjord og Målselv. Foredrag 2012-06-02 - 2012-06-02 2012.
Præbel, Kim; Knudsen, Rune. Genetisk struktur av lokale innsjølevende bestander av ørret (Salmo trutta) og røye (Salvelinus alpinus) med henblikk på å bevare genetisk diversitet og variasjon i Fustvassdraget samt fra Vefsna elv etter rotenon behandling. 2012.
Præbel, Kim; Knudsen, Rune. Genetiske undersøkelser av ørret (Salmo trutta) og røye (Salvelinus alpinus) i Fustvassdraget med henblikk på å bevare genetisk diversitet og variasjon etter rotenonbehandling. 2012.
Knudsen, Rune; Eloranta, Antti; Skoglund, Sigrid Østrem; Smalås, Aslak; Præbel, Kim; Amundsen, Per-Arne. Alternative trophic niche adaptations as an evolutionary promoter for divergence between sympatric deep water morphs of Arctic charr. 7th International Charr Symposium 2012-09-03 - 2012-09-06 2012.
Eloranta, Antti; Knudsen, Rune; Amundsen, Per-Arne. Population and individual level resource niche plasticity and specialization of Arctic charr in sympatry with brown trout. 7th International Charr Symposium 2012-09-03 - 2012-09-06 2012.
Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders. Long-term effects of experimental density depletion of a stunted Arctic charr population - ecological and management implications. 7th International Charr Symposium 2012-09-03 - 2012-09-06 2012.
Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar. Statusrapport for fiskebestandene i Sagelvvatn og tre andre innsjøer i Balsfjord og Målselv. Folkemøte - Sagelvvatn 2012-03-24 - 2012.
Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar. Statusrapport for fiskebestandene i Josefvatn og tre andre innsjøer i Balsfjord og Målselv. Folkemøte - Josefvatn 2012-03-21 - 2012.
Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Gjelland, Karl Øystein; Klemetsen, Anders. Long-term studies in relation to fish harvesting and invasions in freshwater systems. AMINOR workshop 2012-01-23 - 2012.
Knudsen, Rune; Skoglund, Sigrid Østrem; Smalås, Aslak; Præbel, Kim; Siwertsson, Anna; Amundsen, Per-Arne. Early speciation into dark side of life. Instituttseminar 2012-11-21 - 2012-11-21 2012.
Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne; Præbel, Kim; Fevolden, Svein-Erik. Diversity of whitefish populations in northern Fennoscandia. Research Open Day (instituttseminar) 2012-11-21 - 2012-11-21 2012.
Præbel, Kim; Bhat, Shripathi; Couton, Marjorie; Knudsen, Rune. Is it necessary to integrate evolutionary significant units in the Norwegian aquatic management strategy?. Dep. presentation 2012-10-19 - 2012.
Præbel, Kim; Westgaard, Jon-Ivar; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Fevolden, Svein-Erik. A diagnostic tool for efficient genetic analysis of population structure in coregonids. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.
Præbel, Kim; Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Incipient speciation through ecological divergence in subarctic European whitefish populations. EV-Seminars, IFM-Geomar 2011-02-16 - 2011-02-16 2011.
Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Kahilainen, Kimmo K.; Klemetsen, Anders. Polymorphism and ecological speciation in European whitefish and Arctic charr. Guest Lecture - Oregon State University 2011-03-29 - 2011.
Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Kahilainen, Kimmo K.; Klemetsen, Anders. Polymorphism and ecological speciation in freshwater fish. Guest Lecture- NOAA Fisheries 2011-04-08 - 2011.
Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Klemetsen, Anders. Incipient ecological speciation in subarctic salmonids. Guest Lecture - UC Santa Barbara 2011-06-27 - 2011.
Præbel, Kim; Østbye, Kjartan; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Fevolden, Svein-Erik; Amundsen, Per-Arne. Parallel post-glacial re-colonisation of European whitefish morphs in northern Fennoscandia. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.
Østbye, Kjartan; Præbel, Kim; Knudsen, Rune; Siwertsson, Anna; Amundsen, Per-Arne. Adaptive niche proliferation of polymorphic whitefish along the Kautokeino riversystem in northern Norway. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.
Bhat, Shripathi; Amundsen, Per-Arne; Knudsen, Rune; Bernatchez, Louis; Gjelland, Karl Øystein; Fevolden, Svein-Erik; Præbel, Kim. Is breakdown of reproductive isolation between a species-pair of European whitefish caused by a biological invasion?. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.
Præbel, Kim; Siwertsson, Anna; Knudsen, Rune; Fevolden, Svein-Erik; Amundsen, Per-Arne. Incipient speciation through ecological divergence in subarctic whitefish populations. Seminar at CEES 2010-11-22 - 2010-11-22 2010.
Eloranta, Antti; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Jones, Roger I.; Præbel, Kim; Amundsen, Per-Arne. RESOURCE PARTITIONING BETWEEN ARCTIC CHARR, WHITEFISH AND GRAYLING ALONG ALTITUDE GRADIENT OF SUBARCTIC LAKES. ASLO MEETING 2010-06-06 - 2010-06-11 2010.
Kristoffersen, Roar; Winger, Anja; Knudsen, Rune. Arctic charr - an adequate host to Gyrodactylus salaris. NFR-konferansen Miljø 2015 II 2010-02-16 - 2010-02-17 2010.
Knudsen, Rune; Siwertsson, Anna; Præbel, Kim; Amundsen, Per-Arne. Incipient speciation and adaptive radiation in fishes from northern Scandinavia. Seminar in fish polymorphism & ecology 2010-11-11 - 2010-11-12 2010.
Knudsen, Rune; Amundsen, Per-Arne; Siwertsson, Anna; Præbel, Kim. Resource polymorphism and incipient speciation in Arctic charr (Salvelinus alpinus) from a subarctic lake. Woorkshop in limnology/freshwater ecology 2010-05-05 - 2010-05-07 2010.
Adams, Colin Ean; Brannas, E.; Dempson, B.; Knudsen, Rune; McCarthy, I; Power, M; Winfield, I.. A perspective on Salvelinus research. Hydrobiologia 2010; Volum 650 (1). ISSN 0018-8158.s 1 - 2.s doi: 10.1007/s10750-010-0279-7.
Amundsen, Per-Arne; Knudsen, Rune. Food web topology and parasites in a subarctic lake. Seminar in aquatic ecology - University of Jyväskylä, Finland 2010-05-05 - 2010-05-07 2010.
Amundsen, Per-Arne; Knudsen, Rune. Winter ecology of Arctic charr and brown trout in a subarctic lake. Finse International Research Workshop 2010-04-26 - 2010-04-28 2010.
Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Kahilainen, Kimmo K.; Fevolden, Svein-Erik; Amundsen, Per-Arne. Ongoing ecological speciation in Fennoscandian whitefish?. First European Conference on Speciation Research 2010-12-12 - 2010-12-15 2010.
Kahilainen, Kimmo K.; Siwertsson, Anna; Gjelland, Karl øystein; Knudsen, Rune; Bøhn, Thomas; Amundsen, Per-Arne. Significance of gill rakers in Coregonus radiation. Evolutionary Ecology of Fishes: Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.
Siikavuopio, Sten Ivar; Knudsen, Rune; Amundsen, Per-Arne. Comparative growth study of Arctic charr and European whitefish at low temperatures. 6th International Charr Symposium 2009-06-15 - 2009-06-18 2009.
Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Præbel, Kim; Amundsen, Per-Arne. Variable patterns of phenotypic diversification within whitefish (Coregounus lavaretus) populations in northern Scandinavia. Evolutionary Ecology of Fishes: Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.
Kristoffersen, Roar; Knudsen, Rune; Amundsen, Per-Arne. Næringsoverførte parasitter hos ferskvannsfisk: diversitet og endringer i forekomst. Fagseminaret "Helsesituasjonen hos vill fisk - oppdager vi endringene" 2009-03-24 - 2009-03-25 2009.
Amundsen, Per-Arne; Knudsen, Rune; Bryhni, Helge Thomas. Niche use and resource partitioning of Arctic charr, European whitefish and grayling in a subarctic lake. 6th International Salvelinus Symposium 2009-06-15 - 2009-06-19 2009.
Amundsen, Per-Arne; Knudsen, Rune; Klemetsen, Anders. Resource polymorphism and mechanisms of incipient speciation in Arctic charr (Salvelinus alpinus) from a subarctic lake. International Conference on Evolutionary Ecology of Fishes - Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.
Knudsen, Rune; Siwertsson, Anna; Primicerio, Raul; Amundsen, Per-Arne; Adams, Colin Ean; Klemetsen, Anders. High inter-individual temporal consitency of narrow niches - an early step in the speciation process?. Evolutionary Ecology of Fishes: Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.
Knudsen, Rune; Amundsen, Per-Arne; Klemetsen, Anders. Arctic charr sympatry with burbot: Ecological and evolutionary consequences. 6th International Charr Symposium 2009-06-15 - 2009-06-18 2009.
Winger, Anja C; Primicerio, Raul; Kristoffersen, Roar; Siikavuopio, Sten Ivar; Knudsen, Rune. Gyrodactylus salaris infecting allopatric Arctic charr fry: An experimental study of host survival. THE FISHERIES SOCIETY OF THE BRITISH ISLES, Annual Symposium 2008 2008-07-21 - 2008-07-25 2008.
Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Stability of Gill Raker Numbers through Time in Subarctic Whitefish (Coregonus lavaretus (L.))Polulations. Tenth International Symposium on the Biology and Management of Coregonid Fishes 2008-08-24 - 2008-08-29 2008.
Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Incipient ecological speciation in subarctic whitefish populations – a starting project. Graduate-meeting of the specialized section “Ecology” of the German Zoological Society. “The ecology of specialized individuals in populations: prerequisites – constraints – development – relevance” 2008-03-07 - 2008-03-09 2008.
Rikardsen, Audun H.; Kanck, Marte; Winger, Anja; Kristoffersen, Roar; Kanstad Hansen, Øyvind; Knudsen, Rune; Johnsen, Bjørn Ove. Spredningsveier for Gyrodactylus salaris østfra: Undersøkelse av infeksjon på fisk over lakseførende strekning i Signaldalsvassdraget.. 2007.
Kanck, Marte; Winger, Anja; Knudsen, Rune; Kristoffersen, Roar. Seasonal dynamics of Gyrodactylus salaris (Monogenea) infecting two riverine anadromous populations of Arctic charr (Salvelinus alpinus L.) in Northern Norway.. 5th International Charr Symposium 2006-08-02 - 2006-08-05 2006.
Winger, Anja C; Knudsen, Rune; Kristoffersen, Roar. Allopatric Arctic charr (Salvelinus alpinus L.) as a long-term host to Gyrodactylus salaris (Monogenea): a field experiment. V International Charr Symposium 2006-08-02 - 2006-08-05 2006.
Knudsen, Rune; Amundsen, Per-Arne; Nilsen, Rune; Kristoffersen, Roar; Klemetsen, Anders. Parasites as indicators of trophic segregation between Arctic charr and brown trout. 5th International Charr Symposium 2006-08-02 - 2006-08-05 2006.
Kristoffersen, Roar; Rikardsen, Audun; Winger, Anja; Adolfsen, Pål; Knudsen, Rune. Røye som langtidsvert og smittereservoar for Gyrodactylus salaris i Skibotnelva i Troms. 2005 (36) ISBN 82-426-1559-4. ISSN 1504-3312.
Knudsen, Rune; Rikardsen, Audun; Kristoffersen, Roar; Sandring, Stig; Siikavouppio, Sten. Registreringer av Gyrodactylus spp. på fiskesamfunnet i Signaldalselva og Kitdalselva i Troms 2003. 2004 ISBN 82-426-1447-4.
Kristoffersen, Roar; Amundsen, Per-Arne; Knudsen, Rune. Uttynningsfisket i Stuorajavri: Foreløpige resultater (2003). Rapport til Kautokeino kommune.. 2003.
Klemetsen, Anders; Amundsen, Per-Arne; Grotnes, per; Knudsen, Rune; Kristoffersen, Roar; Svenning, Martin-Arne. Long-term development of the arctic charr Salvelinus alpinus of Takvatn: a preliminary report.. International Society of Arctic Charr Fanatics, Information Series 1999; Volum 7. ISSN 0283-586X.s 131 - 134.
