Common Thresher Shark
Size: To at least 760cm, commonly at 430-490cm; males and females mature at 184cm-226cm, respectively;
Apparently larger than Alopias pelagicus and A. superciliosus.
Distinguishing features: A large thresher with a dark blue-grey back and underside of snout, lighter sides, white patch extends from the abdomen over the pectoral-fin bases, white dots and patches sometimes present on pectoral-, pelvic-, and caudal- fin tips, blackish pectoral, pelvic, and dorsal fins; narrow-tipped pectoral fins, 2nd dorsal origin well behind rear tip of pelvic fin, narrow-tipped caudal fin, caudal fin lobe very long and strap-like, about as long as or longer than length of rest of shark; lower caudal fin lobe short but well developed; fusiform body, Ventral view of head. (Last & Stevens 1994). relatively small eyes.
Conservation Status: Vulnerable