Great barracuda

The great barracuda (Sphyraena barracuda) is a species of barracuda found in tropical waters of the Indian, Pacific, and Atlantic oceans. They are disappearing in Florida. 

 Description 
The great barracuda are large, usually around 60–100 cm (24–39 in) in length. It is blue-gray above and becomes pale gray below. They have strong, pointed teeth. The head is pointed, making it look like a pike. The caudal fin is forked. The gill covers don't have spines.

The largest great barracuda measured 3 m (9.8 ft).

 With humans 
Great barracudas sometimes attack humans, but these are usually rare.

 References 
Category:IUCN Red List least concern species
Category:Ray-finned fish
Category:Istiophoriformes

 Other websites 

 Great barracuda pictures on Sealife Collection