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 ...

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 ...

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 ...

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 ...

South American sea lions (Otaria flavescens) are predictably preyed on by killer whales (Orcinus orca) at their breeding colonies in Peninsula Valdés, Argentina. Captures occur in shallow waters along the coastline. Killer ...

The aim of the present study was to describe the type of interaction between swimmers and sea lions, during tourist trips, at a small colony in Northern Patagonia, Argentina. Particularly we explored if sea lions would ...

The South American sea lion is distributed almost continuously from Zorritos, Peru, on the Pacifc Ocean to Torres, Brazil, on the Atlantic Ocean. The total population was estimated at 445,000 individuals, and the species ...

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 ...