SCOMBRIDAE Euthynnus affinis, 29.0 cm SL (photo by Ukkrit Satapoomin) Euthynnus affinis (Cantor, 1849) Kawakawa D XI-XIV + 12-13; A 12-14; P1 25-27; GR 31-34; V 39. Body robust and fusiform, somewhat elongate. Jaws with small conical teeth in a single series; no vomerine teeth. Caudal peduncle with a large lateral keel and caudal-fin base with 2 small keels. Two dorsal fins separated by only a narrow interspace. Eight to 10 dorsal and 6 to 8 anal finlets. Pectoral fins short; 2 flaps between pelvic fins (interpelvic process). Body naked except for corselet and lateral line. Color: head and body dark blue dorsally, silverywhite ventrally. Dark blue oblique stripes dorsolaterally on posterior body. Several black spots between pectoral and pelvic fins. Size: maximum length 100 cm FL. Distribution: widely distributed in warm waters of Indo- Pacific. Remarks: inhabits coastal waters and around offshore islands. Marketed fresh, dried, salted, and smoked.