Photo: Willy Hemmingsen
Willy Hemmingsen
Larisa G.,
Willy,
Ken
:
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.,
Willy,
Ken
:
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.,
Alexander E.,
Willy,
Ken
:
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.,
Alexander E.,
Willy,
David I.
:
Ultrastructural evidence for the participation of muscle cells in the formation of extracellular matrices in aporocotylid blood flukes (Digenea)
Larisa G.,
Willy,
Magdalena,
David I.
:
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
Haakon,
Anja Helene,
Ken,
Mari,
Egil,
Willy
et al.:
Gyrodactylus triglopsi n. sp. (Monogenea: Gyrodactylidae) from the Gills of Triglops nybelini Jensen, 1944 (Teleostei: Cottidae) in the Barents Sea
Willy,
Ken,
Kjetil,
Mette,
Karin,
Albert
:
Caligus elongatus and other sea lice of the genus Caligus as parasites of farmed salmonids: A review
Larisa G,
Willy,
Sergey A,
David I.
:
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.,
Willy,
David I.
:
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,
Willy,
Magdalena,
David I.
:
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,
Chaganti,
Ken,
Catherine,
Willy
:
Pseudalataspora vanderlingeni n. sp. (Myxosporea: Bivalvulida) from gall bladders of the Cape hakes Merluccius capensis Castelnau, and M. paradoxus Franca (Teleostei: Merlucciidae)
Zootaxa 2018 DOI
Larisa G,
Willy,
David I.
:
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.,
Willy,
Cecile,
David I.
:
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,
Willy,
David I.
:
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.,
Willy,
David I.
:
Surface ultrastructural characteristics of Dictyocotyle coeliaca Nybelin, 1941 (Monopisthocotylea: Monocotylidae), an endoparasitic monogenean of rays
Parasitology Research 2015 DOI
Ken,
Willy
:
Parasites as biological tags in marine fisheries research: European Atlantic waters
Parasitology 2015 DOI
Larisa G.,
Willy,
Cecile,
David I.
:
Ultrastructural characteristics of the caeca of basal polyopisthocotylean monogeneans of the families Chimaericolidae and Hexabothriidae parasitic on cartilaginous fishes
Parasitology Research 2015 DOI
Larisa G.,
Willy
:
Cytoarchitecture of the vitellaria of two monogenean species, parasites of the holocephalan fish chimaera monstrosa L. With analysis of vitelline structure in the Neodermata
Parazitologiya 2014 DOI
Larisa G,
Willy,
David I.
:
Clamp ultrastructure of the basal monogenean Chimaericola leptogaster (Leuckart, 1830) (Polyopisthocotylea: Chimaericolidae)
Parasitology Research 2014 DOI
Chaganti,
Ken,
Catherine,
Willy,
Paul
:
Two new species of myxosporean parasites (Myxosporea: Bivalvulida) from gall bladders of Macruronus magellanicus Lonnberg, 1907 (Teleostei: Merlucciidae)
Zootaxa 2013 DOI
Larisa G,
Willy,
David I.
:
Ultrastructural characteristics of the vaginae of the basal monogenean Chimaericola leptogaster (Leuckart, 1830)
Parasitology Research 2013 DOI
Carlos G Das,
Hanne M.,
Eystein,
Willy,
Hong,
Morten
:
GAMMAHERPESVIRUS INFECTION IN SEMIDOMESTICATED REINDEER (RANGIFER TARANDUS TARANDUS): A CROSSSECTIONAL, SEROLOGIC STUDY IN NORTHERN NORWAY
Journal of Wildlife Diseases 2013 DOI
Willy,
Ken
:
Latitudinal variations in the occurrence of some cod parasites along the west coast of Norway
Marine Biology Research 2013 DOI
K.,
Paul,
Willy,
M.
:
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,
Beata,
Kenneth,
Willy,
S.,
Matthías
:
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,
Peder Andreas,
Haakon,
Erik,
Ken,
Pål
et al.:
Parasite faunas of farmed cod and adjacent wild cod populations in Norway: a comparison
K,
C,
C,
Willy
:
Myxidium finnmarchicum n. sp. (Myxosporea: Myxidiidae) from the gall bladder of whiting Merlangius merlangus (L.) (Pisces: Teleostei) in North Norway
Zootaxa 2010
Ivana,
Willy,
Ken
:
Trypanosome infections of marin fish in the southern Barents Sea and the invasive red king crab Paralithodes camtschaticus
Marine Pollution Bulletin 2010 DOI
Ken,
Willy,
Peder. A,
E,
Pål
:
Occurrence of the tuna nematode Hysterothylacium cornutum (Stossich, 1904) in farmed Atlantic cod Gadus morhua L. in North Norway
Polar Biology 2009 DOI
Pål,
Willy,
Ken
:
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.,
Willy,
A.
:
Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis a cost of resistance?
Journal of Fish Biology 2006
Dag Atle,
Willy,
Arne
:
Is reduced body growth of cod exposed to the gill parasite Lernaeocera branchialis a cost of resistance?
Journal of Fish Biology 2006
Willy,
Ken,
C.,
M.
:
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
Malovic,
Willy
:
Interrelationships of crabs, leeches, fish and trypanosomes in coastal waters of northern Norway
Polar Research 2005
Willy,
Peder. A,
Ken
:
Crabs, leeches and trypanosomes: an unholy trinity?
Marine Pollution Bulletin 2005
J.W,
Willy
:
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,
K.
:
Potensial disease problems due to parasites in species of marine fish new to mariculture
Journal of Parasitology 2003
Arne Claus,
Willy,
Rolf E
:
Umulig å utrydde reinbrems med ivermektin?
Reindriftsnytt : Boazodoallu-Oddasat 2003
Arne Claus,
Willy,
Rolf E
:
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,
Willy,
Odd
:
BARCODING OF OLD PARASITES - HIGH LEVEL OF VARIATION WITHIN THE GYROCOTYLIDS.
2015
Peter Andreas,
Erik,
Peder Andreas,
Haakon,
Willy,
Pål
et al.:
Parasitter på vill og oppdrettet torsk — en sammenligning
Veterinærinstituttet 2011 SAMMENDRAG / OMTALE
Ken,
Pål,
Haakon,
Peter Andreas,
Erik,
Peder Andreas
et al.:
Parasittfaunaen hos villtorsk og oppdrettstorsk
2009
Pål,
H,
Peter Andreas,
E,
Peder. A,
P.A.
et al.:
Gyrodactylus parasites infecting farmed and wild cod in Norway - A report from COPDAR project
2008
K.,
Peter Andreas,
Willy,
Peder. A,
H,
E
et al.:
Two new species of parasites and three new host records from cod in Norway
2008
Pål,
Haakon,
Peter Andreas,
Erik,
Peder Andreas,
Pål Arne
et al.:
Gyrodactylus parasites infecting farmed and wild cod in Norway - a status report from the CODPAR project
2008
Ken,
Peter Andreas,
Erik,
Peder Andreas,
Haakon,
Pål
et al.:
Two new species of parasite and three new host records from cod in Norway
2008
Willy,
Ken,
Peder. A
:
2.4.2. Report on trypanosome infections of cod in the southern Barents Sea (delrapport av en samling av flere rapporter)
IMR/PINRO, 3 2008, JOINT REPORT 2008
Peter Andreas,
Erik,
Haakon,
Peder Andreas,
Willy,
Pål
et al.:
Comparative studies of the parasite fauna of farmed and wild Atlantic cod along the Norwegian coast
2007
Arne Claus,
Willy,
Rolf E
:
Omöjligt att utrota renbroms med ivermektin?
Boazodiehtu 2003
Arne C.,
Rolf E.,
Kjetil,
Willy,
Antti
:
Ødelegger ivermektin livet på Finnmarksvidda?
Reindriftsnytt : Boazodoallu-Oddasat 2003
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