Jeff Rotman / Close up of mouth and teeth of Red Sea needlefish (Tylosurus choram) Red Sea, Egypt

Chris Newbert / Blackfin Barracuda (Sphyraena qenie) in a spiraling school at 70 feet deep, Solomon Islands

Chris Newbert / Pickhandle Barracuda (Sphyraena jello) school, Solomon Islands

Chris Newbert / Elephant Ear Sponge (Ianthella basta) and schooling Barracuda (Sphyraena genie) in background, 110 feet deep, Solomon Islands

Chris Newbert / Chevron Barracuda (Sphyraena putnamiae) spiraling school, 60 feet deep, Solomon Islands

Fred Bavendam / Blackfin Barracuda (Sphyraena qenie) school off of Lizard Island, Great Barrier Reef, Queensland, Australia

Juergen Freund / Needlefish and trees at surface, Florida USA

Gerrit Vyn / Black Skimmer (Rynchops niger) with Needlefish prey. Harrison County, Mississippi, USA, July.

Fred Bavendam / Black-stripe Sweeper (Pempheris schwenkii) and Obtuse Barracuda (Sphyraena obtusata) schools, Exmouth, Australia

Jeff Rotman / Juvenile Needlefish (Tylosurus choram) schooling at sunset, Egypt, Red Sea.

Ross and Diane Armstrong / Chevron Barracuda (Sphyraena putnamiae) schooling in Kimbe Bay, Papua New Guinea

MARTHA HOLMES / Keeltail needlefish at night (Platybelone argalus) Dominica, Caribbean

Chris Newbert / Barracuda (Sphyraena sp) school, 50 feet deep, Solomon Islands

Hiroya Minakuchi / Chevron Barracuda (Sphyraena putnamiae) school, Sipadan Island, Celebes Sea, Borneo, Malaysia

Mike Parry / Chevron Barracuda (Sphyraena putnamiae) school, Papua New Guinea

Mike Parry / Chevron Barracuda (Sphyraena putnamiae) school, Papua New Guinea

Mike Parry / Chevron Barracuda (Sphyraena putnamiae) school, Papua New Guinea

Chris Newbert / Blackfin Barracuda (Sphyraena qenie) schooling, 70 feet deep, Solomon Islands

Chris Newbert / Red Sea Houndfish (Tylosurus choram) group of seven, Red Sea, Egypt

Norbert Wu / Barracuda (Sphyraena sp) school, Fiji

Birgitte Wilms / Pickhandle Barracuda (Sphyraena jello) school, Solomon Islands

Flip Nicklin / Needlefish (Ablennes hians) on water surface, Bonaire, Netherland Antilles

Norbert Wu / Cavalla (Caranx sp) school and Great Barracuda (Sphyraena barracuda) swirl behind walls of Sea Fans, Papua New Guinea

Norbert Wu / Barracuda (Sphyraena sp) schooling, large predators, Fiji

Norbert Wu / Great Barracuda (Sphyraena barracuda) with hook in mouth, Roatan Island, Honduras

Fred Bavendam / Blackfin Barracuda (Sphyraena qenie) schooling, Lizard Island, Great Barrier Reef, Queensland, Australia

Jeff Rotman / Mouth of Needlefish showing teeth {Tylosaurus choram} Red Sea.

Pete Oxford / Needlefish escape response, Indian Ocean.

Hiroya Minakuchi / Chevron Barracuda (Sphyraena putnamiae) school swimming in spiral, Sipadan Island, Celebes Sea, Borneo, Malaysia