Here's what happens: The plankton eat algae that contains the acid, and then the fish eat the plankton, and the sea lions eat the fish — one thing surviving off another, passing on the toxic acid.

Sick and dead marine mammals have been littering the Southern California coast for months, poisoned by waves of toxic algae blooms, which have rescue groups working overtime and burning through their ...

Los Angeles County Supervisor Lindsey Horvath and members from the Marine Mammal Care Center LA celebrated the end of the longest toxic domoic acid outbreak with the release of sea lion pups back into ...

A marine mammal nonprofit has assessed more than 200 sea lions and 10 dolphins apparently sickened with domoic acid poisoning since Feb. 19 A routine surf session for RJ LaMendola Friday morning in ...