Results 71 to 80 of about 8,612 (213)

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

Status and biology of ringed seals (Phoca hispida) in Svalbard

open access: yesNAMMCO Scientific Publications, 1998
The ringed seal is the most abundant mammal in the Svalbard area. Annual pup production in this area is estimated to be 20,000. No systematic harvest records exist, but some few hundred seals are taken annually, mainly for dog food.
Christian Lydersen
doaj   +1 more source

Phoca Linnaeus 1758

open access: yes, 2018
Genus Phoca Linnaeus, 1758 In Korea, two species, P. largha and P. vitulina have been listed in the North Pacific Ocean. Since P. largha was initially classified as a subspecies of P. vitulina, the name P. vitulina has been frequently used for P. largha.
Jo, Yeong-Seok   +2 more
openaire   +2 more sources

Status of the harbour seal Phoca vitulina in Finnmark, North Norway

open access: yesFauna Norvegica, 1994
Results from surveys, designed to assess the numbers of harbour seals Phoca vitulina at their breeding and moulting sites in Finnmark county, North Norway, in 1989 - 91, are presented.
Gunnar Henriksen, Tore Haug
doaj   +1 more source

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

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  

Exploitation of ringed seals (Phoca hispida) in Greenland

open access: yesNAMMCO Scientific Publications, 1998
The ringed seal (Phoca hispida) is the most important game for the Inuit hunters of Greenland, providing many of the basic needs in the original culture.
Jonas Teilmann, Finn O Kapel
doaj   +1 more source

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

Registros nuevos de pinnípedos no-residentes en el golfo de California, México

open access: yesRevista Mexicana de Biodiversidad, 2010
Aunque en el golfo de California, el único pinnípedo residente es el lobo marino de California (Zalophus californianus), existen registros ocasionales de otras 3 especies; en la presente nota se proporcionan 4 registros recientes de lobo fino de ...
Juan Pablo Gallo-Reynoso   +2 more
doaj   +1 more source

СОВРЕМЕННОЕ СОСТОЯНИЕ ПОПУЛЯЦИИ И УГРОЗЫ СТАБИЛЬНОМУ СУЩЕСТВОВАНИЮ ЛАРГИ (PHOCA LARGHA) В ЗАЛИВЕ ПЕТРА ВЕЛИКОГО ЯПОНСКОГО МОРЯ

open access: yesАмурский зоологический журнал, 2013
В настоящее время популяция ларги Phoca largha в зал. Петра Великого Японского моря находится в состоянии неустойчивого равновесия, обеспечивающего поддержание численности группировки на предельно малом уровне в 2,5 тыс. особей.
V. A. Nesterenko, I. O. Katin
doaj  

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