Grey Reef Shark, Carcharhinus amblyrhynchos, Osprey Reef, Coral Sea, Australia

Two tourists snorkelling with a whale shark (Rhincodon typus), in Honda Bay, Palawan, The Philippines, Southeast Asia, Asia

nurse shark and moray eel, Cayman Islands

Tiger Shark (juvenile) & divers. Bahamas, Atlantic Ocean

Great White Shark (Carcharodon carcharias) Two, swimming with soal of fish. Isla Guadalupe, Mexico, Central America (RR)

Whit tip reef shark (Triaenodon obesus), snapper. Cains, Queensland, Australia

Snorkellers in water observing whale sharks, Mahe, Seychelles, Indian Ocean

basking shark feeding in the UK,

Albatros. Tourists on a snorkeling excursion to view black tipped sharks and sting rays in the shallow waters of the Bora Bora lagoon, Moorea, French Polynesia, Society Islands, South Pacific. Cook's Bay.

Two whalesharks bump each other while feeding on baitfish being fed to them by local fishermen, Rhincodon typus, Cendrawasih Bay, Papua Province, Indonesia, Pacific Ocean

Two sand tiger sharks, Odontaspis taurus, USA, California, San Diego, SeaWorld

Two Scalloped Hammerhead Sharks (Sphyrna lewini) swimming over a reef with fish, Cocos Island, Costa Rica, Middle America, Pacific Ocean

Nurse sharks (Ginglymostoma cirratum), viewed while scuba diving at Silk Caye, Placencia Peninsula; Belize

Micronesia, Yap, Two Gray reef sharks (Carcharhinus amblyrhynchos) in turquoise ocean water.

Two eating Whale sharks, Rhincodon thypus, Djibouti, Djibuti, Africa, Afar Triangle, Gulf of Aden, Gulf of Tadjourah

Two Whale sharks, Rhincodon thypus, Djibouti, Djibuti, Africa, Afar Triangle, Gulf of Aden, Gulf of Tadjourah

Two Whale sharks, Rhincodon thypus, Djibouti, Djibuti, Africa, Afar Triangle, Gulf of Aden, Gulf of Tadjourah

Two Whale sharks, Rhincodon thypus, Djibouti, Djibuti, Africa, Afar Triangle, Gulf of Aden, Gulf of Tadjourah

Two Whitetip reef sharks and scuba diver, Triaenodon obesus, Costa Rica, Pacific Ocean, Cocos Island, Latin america

Two Grey Reef Sharks (Carcharhinus amblyrhynchos) swimming above the bottom, Tahiti, French Polynesia

Tiger shark (Galeocerdo cuvier) eating a whale carcass drifting off Mayotte

Tiger shark (Galeocerdo cuvier) eating a whale carcass drifting off Mayotte