Since February, marine rescue centers have been overwhelmed responding to sea lions, dolphins and birds found sick and dying on local beaches.

Hundreds of dolphins and four whales have washed ashore along the coast of California since March, puzzling scientists.

This year's toxic algae bloom, which has already resulted in the deaths of hundreds of marine mammals, also poses a significant risk to human health.

Fred Gray says he was heartbroken to see a baby whale wash ashore during his visit to Morro Bay last year. “I was hoping, you ...

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

Dozens of sick and dead pelicans are turning up along the Oregon coastline, and officials don’t have answers why. Field ...

The neurotoxin domoic acid has been detected in an algae bloom off the coast for the fourth year in a row, and this one is ...

By Dani Miskell Click here for updates on this story SAN DIEGO (KGTV) -- A devastating toxic algae bloom along the Southern ...

More dead marine mammals have washed ashore in Ventura County as the unprecedented bloom of harmful algae in Southern California appears to be worsening. Sky5 footage on Friday showed a deceased ...

Oregon's Department of Fish and Wildlife is investigating several reports of sick and dead brown pelicans along the coast. Lab testing on two found in Newport were negative for ...

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