| acanthocephalans in northern fur seals (callorhinus ursinus) and a harbor seal (phoca vitulina) on st. paul island, alaska: species, prevalence, and biodiversity in four fur seal subpopulations. | monitoring studies of acanthocephalans in northern fur seals (callorhinus ursinus linnaeus, 1758) (nfss) and a harbor seal (phoca vitulina linnaeus, 1758) were performed on st. paul island, alaska, in july-august 2011. gastrointestinal tracts of 105 humanely harvested nfs subadult males (sams) (3-4 years old) were collected during the annual aleut subsistence harvest at four haul-out areas (hoas): lukanin (n = 26 nfss), polovina (n = 28), gorbatch (n = 30), and morzhovyi (n = 21). one gastrointe ... | 2012 | 22584377 |
| natural transfer of helminths of marine origin to freshwater fishes with observations on the development of diphyllobothrium alascense. | infective stages of helminths of 5 species that occur as adults in marine mammals were found in burbot, lota lota (l.) (gadidae), from the lower kuskokwim river (southwestern alaska): diphyllobothrium alascense rausch et williamson, 1958; pyramicocephalus phocarum (fabricius, 1780); corynosoma strumosum (rudolphi, 1801); corynosoma semerme (forsell, 1904); and pseudoterranova decipiens (krabbe, 1878). some larval stages were obtained also from smelt, osmerus mordax dentex steindachner, an anadro ... | 2000 | 10780552 |
| helminths of the spotted seal, phoca largha, from the bering sea. | fifty-five spotted seals, phoca largha, from the seasonal pack ice of the bering sea were examined for helminth parasites. twelve species of helminths were found: anophryocephalus ochotensis, diplogonoporus tetrapterus, diphyllobothrium cordatum, phocanema decipiens, contracaecum osculatum, dipetalonema spirocauda, phocitrema fusiforme, corynosoma semerme, c. strumosum, c. validum, c. villosum, and bolbosoma sp. six species are new host records (a. ochotensis, d. tetrapterus, d. cordatum, d. spi ... | 1982 | 7097871 |