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3 Largest Sharks

August 3, 2011

Sharks (superorder Selachimorpha) are a type of fishwith a full cartilaginous skeleton and a highlystreamlined body. The earliest known sharks date from more than 420 million years ago.

Well-known species such as the great white shark,tiger sharkblue sharkmako shark, and thehammerhead are apex predators, at the top of the underwater food chain. Their extraordinary skills as predators fascinate and frighten humans, even as their survival is under serious threat from fishing and other human activities.

It is estimated that 100 million sharks are killed by people every year, due to commercial and recreational fishing.

shark sanctuary is an area that forbids commercial fishing operations from catching any shark. Nations around the world enaged in shark fishery must urgently protect sharks from extinction and establish shark santuries.

Following are the Largest Sharks of our Oceans:

1. Whale Shark (Rhiniodon typus) 41.5 feet

The whale sharkRhincodon typus, is a slow-movingfilter feeding shark, the largest living fish species. The largest confirmed individual was 12.65 metres (41.50 ft) in length and the heaviest weighed more than 36 tonnes (79,000 lb)

2.Basking Shark (Cetorhinus maximus) 40.4 feet

The basking shark (Cetorhinus maximus) is the second largest living fish, after the whale shark. It is acosmopolitan migratory species, found in all the world’s temperate oceans. It is a slow moving and generally harmless filter feeder.

3. Great White Shark (Carcharodon carcharias) 26.2 feet

The great white sharkCarcharodon carcharias, also known as great whitewhite pointerwhite shark, or white death, is a large lamniform shark found in coastal surface waters in all major oceans. The great white shark is very well known for its size, with the largest individuals known to have approached or exceeded 6 metres (20 ft) in length, and 2,268 kilograms (5,000 lb) in weight.
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