Katsuwonus pelamis (Linnaeus, 1758) .

Skipjack Tuna. To 108 cm (42.5 in) FL (Kurt Schaefer, pers. comm. to M.L.). Circumglobal (Collette 2003); western Pacific Ocean north to Japan (Nakabo in Nakabo 2002) and southern Kuril Islands (Savinykh 1998); near Cordova, Gulf of Alaska (60°21.2’N, 146°05.3’W) (Steve Moffitt, pers. comm. to M.L.) to Chile (Collette and Nauen 1983), including southern Gulf of California (Robertson and Allen 2002) and Islas Galápagos (Grove and Lavenberg 1997). Oceanic epipelagic; depth: surface to 596 m (1,955 ft) (Schaefer and Fuller 2007).