@CNN: A large concentration of bioluminescent plankton has formed in the water near San Diego, treating late-night beachgoers to its eerie, electric blue glow https://t.co/frhFc3ruyc https://t.co/CMhmj6YKCS

@CNN: A large concentration of bioluminescent plankton has formed in the water near San Diego, treating late-night beachgoers to its eerie, electric blue glow https://t.co/frhFc3ruyc https://t.co/CMhmj6YKCS