 It has also been known to enter large lagoons in the Tuamotu Islands.The pelagic thresher is the smallest of the thresher sharks, typically 3 m (10 ft) in length and 69.5 kg (153.3 lb) in weight, and usually not exceeding 3.3 m (10.8 ft) and 88.4 kg (194.9 lb).Males and females attain known maximum lengths of 3.5 m (11.5 ft) and 3.8 m (12.5 ft), respectively.