bioluminescent tide glows in del mar, california. urban lights in the background.

bioluminescent tide glows del mar california urban lights background algae bioluminescence dinoflagellate redtide sandiego seasparkle blooms everpopular marine called sea sparkle are most frequently observed away shorelines though beautiful dead night day these blooming phytoplankton less than stunning they often turn ocean water red murky emit distasteful smell decay that comes starving oxygen