Sea creatures keep showing up dead in California waters, and researchers may have an answer as to why. It has to do with ...

Whales, dolphins, and other marine mammals are washing up dead along the California coastline. A team from the National ...

A minke whale that was swimming in Long Beach Harbor earlier this month died from domoic acid poisoning, according to officials.

On Jan. 24, a female humpback was seen dead in Huntington Beach, and on April 6, a male mink whale was ... "We typically see mass strandings of California sea lions, with occasional dolphins ...

Dolphins and whales are dying en masse in California, sending a wave of panic among beachgoers. Experts say something in the ...

Marine life experts are concerned about a severe algae bloom that has left thousands of marine mammals, including sea lions, dolphins and whales, sick or dead along the Southern California coast ...