Results 61 to 70 of about 5,540 (164)

Phocine distemper Virus : current knowledge and future directions [PDF]

open access: yes, 2014
Phocine distemper virus (PDV) was first recognized in 1988 following a massive epidemic in harbor and grey seals in north-western Europe. Since then, the epidemiology of infection in North Atlantic and Arctic pinnipeds has been investigated.
Baker, Jd   +133 more
core   +1 more source

Phoca vitulina - Harbor seal [PDF]

open access: yes, 2018
Phoca vitulina - Harbor sealhttps://scholarworks.moreheadstate.edu/roger_barbour_slide_collection/2370/thumbnail ...
Barbour, Roger W.
core  

Broadening the semiaquatic scene: Quantification of long bone microanatomy across pinnipeds

open access: yesThe Anatomical Record, Volume 309, Issue 8, Page 2124-2150, August 2026.
Abstract Investigations of bone microanatomy are commonly used to explore lifestyle strategies in vertebrates. While distinct microanatomical limb bone features have been established for exclusively aquatic and terrestrial lifestyles, identifying clear patterns for the semiaquatic lifestyle remains more challenging.
Apolline Alfsen   +10 more
wiley   +1 more source

New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México

open access: yesRevista Mexicana de Biodiversidad, 2010
Although the California sea lion (Zalophus californianus) is the only pinniped resident in the Gulf of California, there are occasional records of 3 additional species; here we report 4 recent records of the Guadalupe fur seal (Artocephalus townsendi), 6
Juan Pablo Gallo-Reynoso   +2 more
doaj  

Field immobilisation of adult Weddell seals using intramuscular butorphanol and midazolam

open access: yesVeterinary Record, Volume 199, Issue 3, Page e142-e146, 1/8 August 2026.
Abstract Background When working with free‐ranging phocid seals, methods of chemical immobilisation require ongoing refinement to reduce complications, particularly apnoea, during research procedures. Methods Adult Weddell seals (n = 20) at Cape Crozier, Antarctica, were chemically immobilised with intramuscular injection of butorphanol and midazolam ...
Rachel R. Holser   +5 more
wiley   +1 more source

Diurnal and Nocturnal Behaviors of Harbor Seals ( Phoca vitulina ) in the San Juan Islands, Washington during Summer 2023

open access: yes, 2023
Harbor seal ( Phoca vitulina ) foraging has been well documented during the day, however, research shows that harbor seals frequently feed at night. Our study investigates both the diurnal and nocturnal feeding behavior of harbor seals in the San Juan ...
Angell, Julia, Anderson, Ethan
core  

Historical case study of a transfer experiment that demonstrated the importance of the estuarine ecosystem for the survival of Chinook salmon (Oncorhynchus tshawytscha) at the Campbell River estuary, British Columbia, Canada

open access: yesJournal of Fish Biology, Volume 109, Issue 2, Page 1125-1140, August 2026.
Abstract Estuary dependence to the survival of Chinook salmon was investigated at the Campbell River estuary, British Columbia, Canada. Replicate batches of marked smolts were transferred from a hatchery and released in 1983, 1984 and 1985 at four ecosystems, two that ensured estuarine experience (river, estuary) and two seawards of the estuary ...
Colin D. Levings, J. Steve Macdonald
wiley   +1 more source

Harbour seal Phoca vitulina movement patterns in the high-Arctic archipelago of Svalbard, Norway

open access: yesAquatic Biology, 2014
Harbour seals Phoca vitulina are mainly considered a temperate species, but the world’s northernmost population resides year-round in the high-Arctic archipelago of Svalbard. In this study we document post-moulting at-sea movements of 30 individuals from
MA Blanchet   +4 more
doaj   +1 more source

Options for modulating intra-specific competition in colonial pinnipeds: the case of harbour seals (Phoca vitulina) in the Wadden Sea [PDF]

open access: yesPeerJ, 2015
Colonial pinnipeds may be subject to substantial consumptive competition because they are large, slow-moving central place foragers. We examined possible mechanisms for reducing this competition by examining the diving behaviour of harbour seals (Phoca ...
Rory P. Wilson   +6 more
doaj   +2 more sources

High Levels of Straying in Returning, Repeat‐Spawning Atlantic Salmon Between Two Neighbouring Danish Rivers

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
We studied the seaward and return migration of Atlantic salmon kelts from both wild and hatchery origin in River Skjern, Denmark. Of the 199 tagged animals, 110 reached the ocean (55%). Only 10 kelts were recorded returning after spending more than 1 year at sea.
Hugo Flávio   +5 more
wiley   +1 more source

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