Summaries of literature (1960-present): Determinations of prey species (as well as some population and fisheries interaction data) for three pinnnipeds (Pacific Harbor Seal, Phoca vitulina, Steiler (or Northern) Sea Lion, Eumetopias jubatus
, and California Sea Lion, Zalophus californianus) on the west coast of North America.
An OCSEAP study that originally focused on Steller sea lion, Eumetopias jubatus
, investigations in the Gulf of Alaska (Calkins and Pitcher (5)) was "expanded to include an examination of the distribution and abundance of belukha whales (Delphinapterus leucas) in Cook Inlet" (p.
An accounting of the sources of Steller sea lion, Eumetopias jubatus
On an earlier review of this anomaly in otariids, Acevedo and Aguayo (2008) reported cases in five otariid species: Antarctic fur seal, Arctocephalus gazella (Peter, 1875), Northern fur seal, Callorhinus ursinus Linnaeus, 1758, Steller sea lion, Eumetopias jubatus
(Schreber, 1776), Californian sea lion, Zalophus californianus (Lesson, 1828), and South American sea lion, Otaria flavescens (Shaw, 1800).
groenlandica (harp seals), Callorhinus ursinus (northern fur seals), Mirounga angustirostris (northern elephant seals), Zalophus californianus (California sea lions), Eumetopias jubatus
(steller sea lions), and Otaria flavescens (South American sea lions) (9-13).
Prey species included Dall's porpoise Phocoenoides dalli, Pacific white-sided dolphins Lagenoryhncus obliquidens, harbor porpoise Phocoena phocoena, minke whales Balaenoptera acutorostrata, Steller sea lions Eumetopias jubatus
and harbor seals Phoca vitulina.
Their owners were among the 140,000 visitors a year who come to see Eumetopias jubatus
The Threatened Status of Steller Sea Lions, Eumetopias jubatus
, under the Endangered Species Act, 2 MARINE FISHERIES REV.
Remote monitoring has been used by the Alaska SeaLife Center for over a decade to monitor behavior, site fidelity, and pupping of endangered Steller sea lions, Eumetopias jubatus
, at the Chiswell Islands (Maniscalco et al.
Interspecies overlap in fish prey is most likely to occur among belugas and seals, although other possibilities include Steller sea lions, Eumetopias jubatus
, and harbor porpoises, Phocoena phocoena, in some areas.
A bioenergetic model for estimating the food requirements of Steller sea lions Eumetopias jubatus
in Alaska, USA.
62) Reasonable and prudent alternatives identified new requirements for observer data collection on green sturgeon, Acipenser medirostris, and reporting on Steller sea lion, Eumetopias jubatus