nature...............

National Geographic

Every spring on California's beaches, thousands of tiny fish come ashore to spawn. As beach habitats decline, volunteer "grunion greeters" are teaming up to study and protect the tiny fish.

Video: Fish "Walks" on Beach to Spawn -- National Geographic

on.natgeo.com

Grunion are small, slender fish with bluish green backs, silvery sides and bellies.