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Alimentary niche partitioning in the Galapagos sea lion, Zalophus wollebaeki
(Marine Biology, 2010)
Sea lions are generally considered opportunistic feeders. However, studies from different areas suggest their diet consists mostly of four to five types of prey. Previous studies in Galapagos sea lions have identified at ...
Demographic model of a sea lion breeding colony in the southern Gulf of California
(2011)
The California sea lion (Zalophus californianus) is the most abundant pinniped in northwestern Mexico. Five cohorts at the breeding colony on a small island (Los Islotes) in the Gulf of California were tagged and monitored ...
Trophic level and overlap of sea lion (Zalophus californianus) in the Gulf of California, Mexico
(2008)
Stable isotope and scat analyses were used in concert to determine trophic level and dietary overlap among California sea lions from different rookeries in the Gula of California. Isotopic analysis of the fur of sea lion ...
Serum cortisol in California sea lion pups (Zalophus californianus californianus)
(Animal Welfare, 2010)
Marine ecosystems are exposed to a wide variety of factors that may produce disturbances in their structure and functioning. The Gulf of California supports fisheries, tourism, intensive agriculture, mining, and more ...
Estimating Sustainable Bycatch Rates for California Sea Lion Populations in the Gulf of California
(Conservation Biology, 2008)
Commercial and subsistence fisheries pressure is increasing in the Gulf of California, Mexico. One consequence often associated with high levels of fishing pressure is an increase in bycatch of marine mammals and birds. ...
Metabolic heat estimation of the sea turtle Lepidochelys olivacea embryos
(Journal of Thermal Biology, 2011)
Sea lions are generally considered opportunistic feeders. However, studies from different areas suggest their diet consists mostly of four to five types of prey. Previous studies in Galapagos sea lions have identified at ...
Multiple forging strategies in a marine apex predator, the Galapagos sea lion Zalophus wollebaeki
(Marine Ecology Progress Series, 2008)
Three fundamental foraging patterns in air-breathing marine vertebrates have been described: epipelagic, mesopelagic and benthic. Many sea lion species with access to extensive continental shelves have been described as ...