Grunion bluish-green backs and silvery sides and bellies. Their snouts are bluntly rounded and slippery. Silversides differ from true smelts of the family Osmeridae in that they lack the trout-like adipose fin. Young grunion grow rapidly and are about five inches long by the time they reach one year old and are ready to spawn. Adult fish normally range in size from with a maximum recorded size of (La Jolla, Ca., 05-11-05). Average body lengths for males and females are , respectively, at the end of one year; at the end of two years; and at the end of three years.
USS Grunion it on a Japanese naval historical website, asking if anyone could help. He was contacted by Yutaka Iwasaki, a Japanese naval historian, who not only authenticated it, but suggested he knew what happened to the "Grunion". Lane contacted ComSubPac, and their public affairs officer, Darrel Ames, posted the information on ComSubPac’s "Grunion" website. When the "Grunion" disappeared in 1942, her captain, Lt Cmdr Abele, left behind three sons – Bruce, Brad, and John. For nearly 65 years they had been searching for information about the loss of their father’s boat. When the Abele brothers encountered the post, they contacted Yutaka