Cheryl-Samantha Owen / Blacktip reef sharks (Carcharhinus melanopterus) split level view of group hunting at dusk, Aldabra Atoll, Seychelles, Indian Ocean

Cheryl-Samantha Owen / Blacktip reef shark (Carcharhinus melanopterus) swimming in shallows at sunset, Aldabra Atoll, Seychelles, Indian Ocean

Jeff Rotman / Blacktip shark (Carcharhinus limbatus) with symbiotic Pilot fish (Naucrates ductor) swimming below, Cocos island, Costa Rica - Pacific ocean.

Doug Perrine / School of Blacktip sharks {Carcharhinus limbatus}, Bahamas

Doug Perrine / School of Blacktip sharks {Carcharhinus melanopterus}, Pacific.

Doug Perrine / Blacktip shark patrolling {Carcharhinus limbatus} Walkers Cay, Bahamas, Caribbean Sea (Non-ex).

Doug Perrine / Silhouette of Blacktip shark patrolling {Carcharhinus limbatus} Walkers Cay, Bahamas, (Non-ex).

Jeff Rotman / Juvenile Blacktip shark close up {Carcharhinus limbatus} caught on longline hook, Cocos Island, Costa Rica, Pacific Ocean

Alex Mustard / Blacktip reef sharks (Carcharhinus melanopterus) circling over a shallow coral garden (Acropora spp.). Misool, Raja Ampat, West Papua, Indonesia. Misool Marine Protected Area. Ceram Sea. Tropical West...

David Tipling / Blacktip reef shark (Carcharhinus melanopterus) group congregating to feed at night. Ghizo, New Georgia Islands, Western Province, Solomon Islands.

Alex Mustard / Blacktip reef shark (Carcharhinus melanopterus) swims beneath a jetty and schools of silversides (Atherinidae) on a coral reef. Misool, Raja Ampat, West Papua, Indonesia. Ceram Sea. Tropical West Paci...

Alex Mustard / Few fish from a school of Bigeye trevally (+Caranx sexfasciatus) break off to scratch themselves against the flank of a blacktip reef shark (Carcharhinus melanopterus). This is a common and world wide...