An adult scalloped hammerhead (Sphyrna lewini) on the surface, Isla San Pedro Martir, Baja California, Mexico, North America

Scalloped Hammerhead Shark, Sphyrna lewini, Arch, Darwin Island, Galapagos, Ecuador

An adult scalloped hammerhead (Sphyrna lewini) on the surface, Isla San Pedro Martir, Baja California, Mexico, North America

Scalloped Hammerhead Shark, Sphyrna lewini, Socorro, Revillagigedo Islands, Mexico

Scalloped Hammerhead Shark, Sphyrna lewini, Roca Partida, Revillagigedo Islands, Mexico

Scalloped Hammerhead Shark, Sphyrna lewini, Roca Partida, Revillagigedo Islands, Mexico

Scalloped Hammerhead Shark, Sphyrna lewini, Roca Partida, Revillagigedo Islands, Mexico

Scalloped Hammerhead Shark, Sphyrna lewini, Arch, Darwin Island, Galapagos, Ecuador

Scalloped Hammerhead Shark, Sphyrna lewini, Wolf Island, Galapagos, Ecuador

Scalloped Hammerhead Shark, Sphyrna lewini, Wolf Island, Galapagos, Ecuador

Scalloped Hammerhead Sharks, Sphyrna lewini, Wolf Island, Galapagos, Ecuador

Scalloped Hammerhead Sharks, Sphyrna lewini, Wolf Island, Galapagos, Ecuador

Scalloped Hammerhead Sharks, Sphyrna lewini, Wolf Island, Galapagos, Ecuador

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark (Sphyrna lewini), Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped Hammerhead Shark being cleaned by Barbar Fish. CoCos Island, Costa Rica.

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pup (Sphyrna lewini), at Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Illegal fishing. Scalloped hammerhead sharks (Sphyrna lewini).

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Scalloped hammerhead shark pups (Sphyrna lewini), kept for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific

Illegal fishing. Scalloped hammerhead, Sphyrna lewini. (rr)

Scalloped hammerhead shark, Sphyrna lewini, Kaneohe Bay, Oahu, Hawaii (N. Pacific).

Scalloped hammerhead (Sphyrna lewini), sensory organ, Ampullae of Lorenzini, Teodoro Wolf Island or Wenman Island, Galapagos Islands, Pacific

Scalloped hammerhead (Sphyrna lewini), sensory organ, Ampullae of Lorenzini, Teodoro Wolf Island or Wenman Island, Galapagos Islands, Pacific

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

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

Scalloped Hammerhead Shark (Sphyrna lewini), head with mouth, teeth and eye, swimming in blue water, Cocos Island, Costa Rica, Middle America, Pacific Ocean

Scalloped Hammerhead Shark (Sphyrna lewini) swimming in open water, Darwin Island, Galapagos archipelago, UNESCO World Heritage Site, Ecuador, South America, Pacific Ocean

Nine Scalloped Hammerhead Sharks (Sphyrna lewini) swimming as silhouettes in open water with the sun at the sea surface, seen from below, Darwin Island, Galapagos archipelago, UNESCO World Heritage Site, Ecuador, South America, Pacific Ocean

School of Scalloped Hammerhead Sharks (Sphyrna lewini) swimming in blue water, Cocos Island, Costa Rica, Middle America, Pacific Ocean

Fish school, shoal Scalloped Hammerheads ( Sphyrna lewini) in turbid water, thermocline, off Darwin Island, Pacific Ocean, Galapagos Archipelago, Ecuador, South America

Scalloped Hammerhead Shark (Sphyrna lewini), head with mouth, teeth and eye, swimming in blue water, Cocos Island, Costa Rica, Middle America, Pacific Ocean

Galapagos Islands, Darwin Islands, Silhouette of Scalloped Hammerhead with school of fish

Hawaii, Scalloped hammerhead shark (Sphyrna lewini)

Galapagos Islands, A hogfish cleaning a scalloped hammerhead shark (Sphyrna lewini).

Hawaii, Front half of scalloped hammerhead shark (Sphyrna lewini)

Hawaii, Front half of scalloped hammerhead shark (Sphyrna lewini)

Scalloped hammerhead shark swimming among other fish over the seabed, Galapagos Islands

SCALLOPED HAMMERHEAD SHARKS, SPHYRNA LEWINI, Ecuador, South America, Gal?pagos, Galapagos, Island, Pacific Ocean

SCALLOPED HAMMERHEAD SHARKS, SPHYRNA LEWINI, Ecuador, South America, Gal?pagos, Galapagos, Island, Pacific Ocean

SCALLOPED HAMMERHEAD SHARKS, SPHYRNA LEWINI, Ecuador, South America, Gal?pagos, Galapagos, Island, Pacific Ocean

Galapagos Sharks, Scalloped Hammerhead Sphyma lewini, Galapagos Islands, Ecuador