Monday, December 10, 2012

Thresher Shark

The Thresher shark has the biggest tail of any modern day sharks it's tail is 50 percent of the whole body length.It has a short snout and large eye's placed foward on the head.The second dorsal fin is way smaller than the first.The Thresher Shark is a strong swimmer and can leap clear of the water.The jaws are small with small curved sharp teeth.colors veries from black to brown with metallic hues from above and irregular white markings on the underside.

Diet 

 The thresher shark eats schooling fish, such as herring and mackerel and cephalopods such as squid. The large caudal fin is used to slap the surface of the water forcing fish to form tighter schools; the tail can then be used as a whip to stun or kill the prey.

Habitat

  The thresher often swims at the surface of coastal waters. However it can also occur at depths of 350 meters (1,150 feet) or more. The young may be found inshore in shallow water.

Range 

 The Thresher shark is a summer visitor to the Canadian Atlantic region. They have been captured from July to November, but most frequently during August and September. The Thresher ranges through all warm and temperate areas of the worlds oceans. Its northern most range in the western Atlantic is eastern New foundland and it ranges all the way down the Atlantic to the West Indies and northern South America.

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