Larisa G. Poddubnaya,
Willy Hemmingsen,
Ken MacKenzie
:
Comparative analysis of the cytoarchitecture of the excretory bladder of adult Digenea (Platyhelminthes) with consideration of the presence of mineralized excretory corpuscles in marine and freshwater adult worms
Larisa G. Poddubnaya,
Willy Hemmingsen,
Ken MacKenzie
:
Digestive system of the marine blood fluke, Aporocotyle simplex (Odhner, 1900) (Digenea: Aporocotylidae) with consideration of the digenean digestive morphology
Zoologischer Anzeiger 2023
DOI
Larisa G. Poddubnaya,
Alexander E. Zhokhov,
Willy Hemmingsen,
Ken MacKenzie
:
Morphological features of the testis of freshwater blood flukes of the genus Sanguinicola Plehn, 1905, with consideration of the testicular patterns in the Aporocotylidae
Larisa G. Poddubnaya,
Alexander E. Zhokhov,
Willy Hemmingsen,
David I. Gibson
:
Ultrastructural evidence for the participation of muscle cells in the formation of extracellular matrices in aporocotylid blood flukes (Digenea)
Larisa G. Poddubnaya,
Willy Hemmingsen,
Magdalena Bruňanská,
David I. Gibson
:
Interrelationships of vitelline and muscle cells within the vitelline follicles of the blood fluke Aporocotyle simplex (Digenea, Aporocotylidae) and morphological evidence for the modification of vitelline material for eggshell formation
Parasitology Research 2020
DOI
Willy Hemmingsen,
Ken MacKenzie,
Kjetil Sagerup,
Mette Remen,
Karin Bloch-Hansen,
Albert Imsland
:
Caligus elongatus and other sea lice of the genus Caligus as parasites of farmed salmonids: A review
Haakon Hansen,
Anja Helene Alvestad,
Ken MacKenzie,
Mari Darrud,
Egil Karlsbakk,
Willy Hemmingsen
et al.:
Gyrodactylus triglopsi n. sp. (Monogenea: Gyrodactylidae) from the Gills of Triglops nybelini Jensen, 1944 (Teleostei: Cottidae) in the Barents Sea
Larisa G Poddubnaya,
Willy Hemmingsen,
Sergey A Poddubny,
David I. Gibson
:
Unique ultrastructural characteristics of the tegument of the digenean blood fluke Aporocotyle simplex Odhner, 1900 (Digenea: Aporocotylidae), a parasite of flatfishes
Parasitology Research 2019
DOI
Larisa G. Poddubnaya,
Willy Hemmingsen,
David I. Gibson
:
The first ultrastructural observations of the egg-forming complex of Calicotyle affinis, an endoparasitic monocotylid monogenean which lacks a uterus
Parasitology Research 2018
DOI
Larisa G Poddubnaya,
Willy Hemmingsen,
Magdalena Brunanska,
David I. Gibson
:
Ultrastructural characteristics of the male ducts and terminal genitalia of an endoparasitic monogenean, Calicotyle affinis Scott, 1911 (Monopisthocotylea: Monocotylidae), with the first detailed description of a copulatory stylet in a monogenean
Parasitology Research 2018
DOI
Cecile Reed,
Chaganti Kalavati,
Ken MacKenzie,
Catherine Collins,
Willy Hemmingsen
:
Pseudalataspora vanderlingeni n. sp. (Myxosporea: Bivalvulida) from gall bladders of the Cape hakes Merluccius capensis Castelnau, and M. paradoxus Franca (Teleostei: Merlucciidae)
Larisa G Poddubnaya,
Willy Hemmingsen,
David I. Gibson
:
The unique uterine structure of the basal monogenean Chimaericola leptogaster (Monogenea: Polyopisthocotylea), an ectoparasite of the relictual holocephalan fish Chimaera monstrosa
Parasitology Research 2017
DOI
Larisa G. Poddubnaya,
Willy Hemmingsen,
Cecile Reed,
David I. Gibson
:
Ultrastructural characteristics of the vitellarium of basal polyopisthocotylean monogeneans of the family Hexabothriidae, with comments on glycan vesicle development and its phylogenetic significance
Zoologischer Anzeiger 2017
DOI
Larisa G Poddubnaya,
Willy Hemmingsen,
David I. Gibson
:
Ultrastructural observations of the attachment organs of the monogenean Rajonchocotyle emarginata (Olsson, 1876) (Polyopisthocotylea: Hexabothriidae), a gill parasite of rays
Parasitology Research 2016
DOI
Larisa G. Poddubnaya,
Willy Hemmingsen,
Cecile Reed,
David I. Gibson
:
Ultrastructural characteristics of the caeca of basal polyopisthocotylean monogeneans of the families Chimaericolidae and Hexabothriidae parasitic on cartilaginous fishes
Parasitology Research 2015
DOI
Ken MacKenzie,
Willy Hemmingsen
:
Parasites as biological tags in marine fisheries research: European Atlantic waters
Larisa G. Poddubnaya,
Willy Hemmingsen,
David I. Gibson
:
Surface ultrastructural characteristics of Dictyocotyle coeliaca Nybelin, 1941 (Monopisthocotylea: Monocotylidae), an endoparasitic monogenean of rays
Parasitology Research 2015
DOI
Larisa G Poddubnaya,
Willy Hemmingsen,
David I. Gibson
:
Clamp ultrastructure of the basal monogenean Chimaericola leptogaster (Leuckart, 1830) (Polyopisthocotylea: Chimaericolidae)
Parasitology Research 2014
DOI
Larisa G. Poddubnaya,
Willy Hemmingsen
:
Cytoarchitecture of the vitellaria of two monogenean species, parasites of the holocephalan fish chimaera monstrosa L. With analysis of vitelline structure in the Neodermata
Larisa G Poddubnaya,
Willy Hemmingsen,
David I. Gibson
:
Ultrastructural characteristics of the vaginae of the basal monogenean Chimaericola leptogaster (Leuckart, 1830)
Parasitology Research 2013
DOI
Willy Hemmingsen,
Ken MacKenzie
:
Latitudinal variations in the occurrence of some cod parasites along the west coast of Norway
Marine Biology Research 2013
DOI
Carlos G Das Neves,
Hanne M. Ihlebæk,
Eystein Skjerve,
Willy Hemmingsen,
Hong Li,
Morten Tryland
:
GAMMAHERPESVIRUS INFECTION IN SEMIDOMESTICATED REINDEER (RANGIFER TARANDUS TARANDUS): A CROSSSECTIONAL, SEROLOGIC STUDY IN NORTHERN NORWAY
Journal of Wildlife Diseases 2013
DOI
Chaganti Kalavati,
Ken MacKenzie,
Catherine Collins,
Willy Hemmingsen,
Paul Brickle
:
Two new species of myxosporean parasites (Myxosporea: Bivalvulida) from gall bladders of Macruronus magellanicus Lonnberg, 1907 (Teleostei: Merlucciidae)
K. MacKenzie,
Paul Brickle,
Willy Hemmingsen,
M. George-Nascimento
:
Parasites of hoki, Macruronus magellanicus, in the Southwest Atlantic and Southeast Pacific Oceans, with an assessment of their potential value as biological tags
Fisheries Research 2013
DOI
Ewa Sobecka,
Beata Szostakowska,
Kenneth MacKenzie,
Willy Hemmingsen,
S. Prajsnar,
Matthías Eydal
:
Genetic and morphological variation in Echinorhynchus gadi Zoega in Muller, 1776 (Acanthocephala: Echinorhynchidae) from Atlantic cod Gadus morhua L
Journal of Helminthology 2012
DOI
Peter Andreas Heuch,
Peder Andreas Jansen,
Haakon Hansen,
Erik Sterud,
Ken MacKenzie,
Pål Haugen
et al.:
Parasite faunas of farmed cod and adjacent wild cod populations in Norway: a comparison
Aquaculture Environment Interactions 2011
ARKIV /
DOI
K Mackenzie,
C Collins,
C Kalavati,
Willy Hemmingsen
:
Myxidium finnmarchicum n. sp. (Myxosporea: Myxidiidae) from the gall bladder of whiting Merlangius merlangus (L.) (Pisces: Teleostei) in North Norway
Zootaxa 2010
Ivana Malovic,
Willy Hemmingsen,
Ken MacKenzie
:
Trypanosome infections of marin fish in the southern Barents Sea and the invasive red king crab Paralithodes camtschaticus
Marine Pollution Bulletin 2010
DOI
Ken MacKenzie,
Willy Hemmingsen,
Peder. A Jansen,
E Sterud,
Pål Haugen
:
Occurrence of the tuna nematode Hysterothylacium cornutum (Stossich, 1904) in farmed Atlantic cod Gadus morhua L. in North Norway
Pål Haugen,
Willy Hemmingsen,
Ken MacKenzie
:
The distribution of Eustrongylides sp (Nematoda : Dioctophymatoidea) in brown trout Salmo trutta L. in the River Otra in southern Norway
Bulletin of The European Association of Fish Pathologists 2008
D.A. Lysne,
Willy Hemmingsen,
A. Skorping
:
Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis a cost of resistance?
Journal of Fish Biology 2006
Dag Atle Lysne,
Willy Hemmingsen,
Arne Skorping
:
Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis a cost of resistance?
Journal of Fish Biology 2006
Malovic Ivana,
Willy Hemmingsen
:
Interrelationships of crabs, leeches, fish and trypanosomes in coastal waters of northern Norway
Polar Research 2005
Willy Hemmingsen,
Peder. A Jansen,
Ken MacKenzie
:
Crabs, leeches and trypanosomes: an unholy trinity?
Marine Pollution Bulletin 2005
Willy Hemmingsen,
Ken MacKenzie,
C. Kalavati,
M. Gaard
:
Myxosporean gall bladder parasites of gadid fishes in the North Atlantic: Their geographical distributions and an assessment of their economic importance in fisheries and mariculture
Fisheries Research 2005
Arne Claus Nilssen,
Willy Hemmingsen,
Rolf E Haugerud
:
Umulig å utrydde reinbrems med ivermektin?
Reindriftsnytt : Boazodoallu-Oddasat 2003
J.W Smith,
Willy Hemmingsen
:
Atlantic cod Gadus morhua L.: Visceral organ topography and the asymetrical distribution of larval ascaridoid nematodes in the musculature
Ophelia : International Journal of Marine Biology 2003
Willy Hemmingsen,
K. MacKenzie
:
Potensial disease problems due to parasites in species of marine fish new to mariculture
Journal of Parasitology 2003
Arne Claus Nilssen,
Willy Hemmingsen,
Rolf E Haugerud
:
Failure of two consecutive annual treatments with ivermectin to eradicate the reindeer parasites (Hypoderma tarandi, Cephenemyia trompe and Linguatula arctica) from an island in northern Norway
Rangifer 2002
Haakon Hansen,
Willy Hemmingsen,
Odd Halvorsen
:
BARCODING OF OLD PARASITES - HIGH LEVEL OF VARIATION WITHIN THE GYROCOTYLIDS.
2015
Peter Andreas Heuch,
Erik Sterud,
Peder Andreas Jansen,
Haakon Hansen,
Willy Hemmingsen,
Pål Haugen
et al.:
Parasitter på vill og oppdrettet torsk — en sammenligning
Ken MacKenzie,
Pål Haugen,
Haakon Hansen,
Peter Andreas Heuch,
Erik Sterud,
Peder Andreas Jansen
et al.:
Parasittfaunaen hos villtorsk og oppdrettstorsk
2009
Ken MacKenzie,
Peter Andreas Heuch,
Erik Sterud,
Peder Andreas Jansen,
Haakon Hansen,
Pål Haugen
et al.:
Two new species of parasite and three new host records from cod in Norway
2008
Pål Haugen,
Haakon Hansen,
Peter Andreas Heuch,
Erik Sterud,
Peder Andreas Jansen,
Pål Arne Bjørn
et al.:
Gyrodactylus parasites infecting farmed and wild cod in Norway - a status report from the CODPAR project
2008
K. MacKenzie,
Peter Andreas Heuch,
Willy Hemmingsen,
Peder. A Jansen,
H Hansen,
E Sterud
et al.:
Two new species of parasites and three new host records from cod in Norway
2008
Pål Haugen,
H Hansen,
Peter Andreas Heuch,
E Sterud,
Peder. A Jansen,
P.A. Bjørn
et al.:
Gyrodactylus parasites infecting farmed and wild cod in Norway - A report from COPDAR project
2008
Willy Hemmingsen,
Ken MacKenzie,
Peder. A Jansen
:
2.4.2. Report on trypanosome infections of cod in the southern Barents Sea (delrapport av en samling av flere rapporter)
2008
Peter Andreas Heuch,
Erik Sterud,
Haakon Hansen,
Peder Andreas Jansen,
Willy Hemmingsen,
Pål Haugen
et al.:
Comparative studies of the parasite fauna of farmed and wild Atlantic cod along the Norwegian coast
2007
Arne Claus Nilssen,
Willy Hemmingsen,
Rolf E Haugerud
:
Omöjligt att utrota renbroms med ivermektin?
Boazodiehtu 2003
Arne C. Nilssen,
Rolf E. Haugerud,
Kjetil Åsbakk,
Willy Hemmingsen,
Antti Oksanen
:
Ødelegger ivermektin livet på Finnmarksvidda?
Reindriftsnytt : Boazodoallu-Oddasat 2003