Police are looking for a person who dumped a large amount of chlorine into a pool for sick sea lions at a Southern California marine mammal rescue and rehabilitation center last week, leaving the sea ...

Sea lions are stranding themselves on a long stretch of the California coast and showing signs that they may have been poisoned by a bloom of harmful algae, experts said Thursday.

An uptick in the cases of domoic acid poisoning in California sea lions found on the coast of San Luis Obispo County has been reported by The Marine Mammal Center in Marin County, which is treating ...