CitiesNewsRegionSan DiegoDolphins frolic in blue glow during ‘red tide’ off San Diego coastCoast News wire servicesOctober 18, 2024October 18, 2024 October 18, 2024October 18, 20240321 SAN DIEGO — Scripps scientists caught a bioluminescent red tide off the coast of La Jolla this morning on tape as dolphins played in the...