Results 11 to 20 of about 1,732,856 (272)

Galápagos and Californian sea lions are separate species: Genetic analysis of the genus Zalophus and its implications for conservation management [PDF]

open access: yesFrontiers in Zoology, 2007
Background Accurate formal taxonomic designations are thought to be of critical importance for the conservation of endangered taxa. The Galápagos sea lion (GSL), being appreciated as a key element of the Galápagos marine ecosystem, has lately been listed
Wolf Jochen BW   +2 more
doaj   +2 more sources

Immunity, life history and conservation in the Galapagos sea lion [PDF]

open access: yes, 2012
Infectious disease threatens health and biodiversity across the globe, and disease emergence may become more common as humans further encroach on habitats and modify environments. To assess the risks of disease emergence in natural populations accurately,
Brock, Patrick Michael
core   +6 more sources

Assessment of Competition between Fisheries and Steller Sea Lions in Alaska Based on Estimated Prey Biomass, Fisheries Removals and Predator Foraging Behaviour. [PDF]

open access: yesPLoS ONE, 2015
A leading hypothesis to explain the dramatic decline of Steller sea lions (Eumetopias jubatus) in western Alaska during the latter part of the 20th century is a change in prey availability due to commercial fisheries.
Tabitha C Y Hui   +3 more
doaj   +1 more source

Quantifying the linkages between California sea lion (Zalophus californianus) strandings and particulate domoic acid concentrations at piers across Southern California

open access: yesFrontiers in Marine Science, 2023
Domoic acid-producing blooms of the diatom genus Pseudo-nitzschia are pervasive in coastal environments globally. Domoic acid, a neurotoxin, accumulates via trophic transfer into marine food webs and is often associated with mass marine mammal mortality ...
Jayme Smith   +5 more
doaj   +1 more source

Health assessment of Galapagos pinniped pups during the 2024 El Niño event: hematological, biochemical, and morphometric findings [PDF]

open access: yesVeterinary World
Background and Aim: The Galapagos sea lion (Zalophus wollebaeki) and Galapagos fur seal (GFS; Arctocephalus galapagoensis) are endemic pinnipeds highly vulnerable to environmental fluctuations associated with the El Niño–Southern Oscillation (ENSO). This
Eduardo A. Díaz   +8 more
doaj   +1 more source

Local disconnects in global discourses—The unintended consequences of marine mammal protection on small‐scale fishers

open access: yesConservation Letters, 2021
Global commitments prioritize protection of wildlife and improvements to human wellbeing. Local disconnects in these commitments are rarely acknowledged—or their implications assessed—preventing the development of effective solutions.
Katrina J. Davis   +9 more
doaj   +1 more source

Human Vocal Commands Verify Audio Discrimination Ability in the Steller Sea Lion Eumetopias jubatus

open access: yesInternational Journal of Comparative Psychology, 2022
We report results of experiments using human vocal commands to investigate how well a Steller sea lion ( Eumetopias jubatus ) can discriminate different sounds.
Masahiro Sasaki   +5 more
doaj   +1 more source

Lipoproteins in pinnipeds: analysis of a high molecular weight form of apolipoprotein E.

open access: yesJournal of Lipid Research, 1991
We have examined the apolipoprotein content of the lipoproteins of several marine mammals by sodium dodecyl sulfate-polyacrylamide gel electrophoresis. Their apolipoprotein (apo) B-100, apoB-48, and apoA-I migrated to virtually the same position as the ...
RW Davis   +6 more
doaj   +1 more source

MODERN VIEWS ON THE CIRCULATION OF HERPES VIRUSES IN THE OKHOTSK SEA STELLER SEA LION (EUMETOPIAS JUBATUS, SCHREBER, 1776)

open access: yesЮг России: экология, развитие, 2019
Aim. To evaluate the possibility of herpes viruses circulation and possible routes of transmission in population of Steller sea lions of the Sea of Okhotsk by combining a thorough literature study with screening of blood sera samples of Steller sea lion ...
A. A. Derko   +6 more
doaj   +1 more source

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