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

A sea lion infected by a toxic algae bloom became aggressive at a Southern California beach this week, chasing surfers out of ...

A toxic algal bloom in the Pacific off Southern California is now hundreds of miles long, and killing ocean life.

Public safety officials have been warning beachgoers to stay away from animals found stranded on the beach because they can ...

It’s a sunny day on California’s iconic coastline. Suddenly, a normally playful sea lion lunges aggressively at a surfer, ...

A team was expected to examine a dead whale that washed up near Surfers Point in Ventura. Here's what to know.

One of the largest harmful algae blooms recorded along the Southern California coast has led to the illness and death of ...

SeaWorld is now receiving approximately 100 rescue calls daily as marine mammals and birds fall victim to dangerous neurotoxins ...

Researchers say a minke whale found in the Port of Long Beach and a young gray whale in Huntington Beach both died due to ...

"This is the worst domoic acid bloom we have seen in Southern California," said Dr. Alissa Deming with Pacific Marine Mammal ...

The area was labeled an extreme danger zone by regional health and environmental groups on Thursday, just days after 16 dead ...

Although most of the marine mammals affected by domoic acid toxicity are California sea lions, other animals are also susceptible to its effects, according to the Marine Mammal Center. Domoic acid ...