Grunion Grunion Grunion are two fish species of the genus Leuresthes: the California grunion, "L. tenuis", and the Gulf grunion, "L. sardinas". They are sardine-sized teleost fishes of the New World silverside family Atherinopsidae, found only off the coast of California, USA, and Baja California, Mexico, where the species are found on both the Pacific Ocean and Gulf of California coasts. Many people enjoy catching grunion at events called "grunion runs." Grunion are known for their unusual mating ritual wherein at very high tides, the females come up on to sandy beaches where they dig their tails into the sand to
USS Grunion Iwasaki. He sent them a translation of an article written by the officer who had commanded the merchant ship "Kano Maru". The article described an encounter with a submarine near Kiska Island in the Aleutians about the time the "Grunion" was reported missing. Several years later, John Abele, cofounder of Boston Scientific, met Dr. Robert Ballard, famous for discovering the RMS Titanic's wreckage. Ballard gave him advice on how to locate a shipwreck, and Abele decided to fund an expedition to find the lost submarine "Grunion". In 2006, Williamson Associates, using side-scan sonar, located a promising target at almost at