Skipjack tuna Skipjack tuna The skipjack tuna ("Katsuwonus pelamis") is a medium-sized perciform fish in the tuna family, Scombridae. It is otherwise known as the aku, arctic bonito, mushmouth, oceanic bonito, striped tuna, or victor fish. It grows up to 1 m (3 ft) in length. It is a cosmopolitan pelagic fish found in tropical and warm-temperate waters. It is a very important species for fisheries. It is a streamlined, fast-swimming pelagic fish, common in tropical waters throughout the world, where it inhabits surface waters in large shoals (up to 50,000 fish), feeding on fish, crustaceans, cephalopods, and molluscs. It is an
Skipjack shad they are nearly extirpated, fish passage features such as ladders or lifts will be required on Mississippi River lock and dams." In Minnesota, the construction of a fish passage facility is being considered at U.S. Lock and Dam 3 near Red Wing and could help skipjack shad migration in the Mississippi River drainage. The Minnesota DNR Division of Ecological Services received a State Wildlife Grant to conduct surveys for rare fish species in the Mississippi River from the Twin Cities to the Iowa border. These surveys were conducted from 2006 to 2008, and while the skipjack shad was a targeted