California sea lion, (Zalophus californianus), with net cutting into neck, example of marine pollution, Monterey Bay, California, USA

California sea lion, (Zalophus californianus), with net cutting into neck, example of the dangers of marine pollution, Monterey Bay, California, USA

California sea lion (Zalophus californianus) high leap. National marine sanctuary, Monterey bay, California Pacific ocean, USA.

Transient, Killer whale, Orcinus orca, Male surfacing with carcass wrapped around his dorsal fin, carcass was either a bull California sea lion, Zalophus californianus or a Northern elephant seal, Mirounga angustirostris, Monterey bay, California, USA, Pacific

Southern sea otter (Enhydra lutris nereis) California sea lion (Zalophus californianus) hauled out on a dock. National marine sanctuary, Monterey bay, California Pacific ocean, USA.

California sea lion (Zalophus californianus) satellite tracking tag attached to his neck. National marine sanctuary, Monterey bay, California Pacific ocean, USA.

California sea lion (Zalophus californianus) net is cutting into the animals neck. National marine sanctuary, Monterey bay, California Pacific ocean, USA.

California Sea Lion (Zalophus californianus) hauled out on a Zodiac surrounded by snorkelers. Gulf of California (Sea of Cortez), Mexico.

California Sea Lion (Zalophus californianus) Young hauled out on Zodiac near photographer at Los Islotes in the Gulf of California (Sea of Cortez), Mexico. Model released.

California sea lion, Zalophus californianus, on basking on boat mooring Monterey, California, USA