Dude, my surf is glowing. A red tide is causing the nighttime surf to light up in a striking blue color along parts of the Southern California coast. The phenomenon is caused by an algae bloom ...

Red tides occur when they reproduce en masse ... Video and photos show an algae bloom in the South Bay producing a neon-blue light along the shoreline at night in Hermosa Beach.

A bioluminescence lit the ocean a neon ... ‘red tide,’” Latz previously said. “At night, when the phytoplankton are agitated by waves or other movement in the water, they emit a dazzling ...