Study draws Southern California coastal light pollution into focus
Tuesday, March 17, 2020 - 08:10
in Earth & Climate
When tides are at their highest a few days after a full or new moon, thousands of small silver fish called grunion flop onto Southern California beaches. Females wriggle their tails into the sand, males spray the females with sperm, and the fertilized eggs are deposited below the beach surface. The entire affair lasts no more than a minute or two.