Sea lions on the California coast are displaying strange behavior likely due to a harmful algae bloom impacting the region, according to marine researchers.

Marine life care centers across Southern California are reporting a surge in the number of stranded dolphins and sick seals, likely caused by a growing toxic algal bloom off the coast.

A marine rescuer tells us the animals are being poisoned by a harmful algal bloom offshore from Southern California. Scientists say more frequent blooms are fueled by changing ocean conditions and nutrient pollution made worse by an increasingly warmer atmosphere.