Pelagic thresher shark (Alopias pelagicus)tomb0171 (45)in #dtube • 7 years ago The pelagic thresher is a species of thresher shark, family Alopiidae; this group of sharks is characterized by the greatly elongated upper lobes of their caudal fins. Wikipedia Scientific name: Alopias pelagicus ▶️ DTube ▶️ IPFS #pelagic thresher shark (alopias pelagicus) #alopias pelagicus #pelagic thresher shark #thresher shark