An "unprecedented" toxic algae bloom has overrun the coast of Southern California, sickening marine animals and staining the shoreline amid the invasion.

Toxic algae in the ocean stretching from San Luis Obispo to San Diego has killed dozens of marine animals, prompting ...

A toxin released by one of the largest algae blooms on record off the Southern California coast was linked to the deaths of a humpback whale in Huntington Beach and a minke whale in Long Beach.

Wind Sailors," have been seen ashore at the Channel Islands Harbor as well as on Kiddie, Silver Strand and Hollywood beaches.