| 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 |