The Whale Shark is the largest and the heaviest living shark because its weight is more than 21 tons and its length is more than 12 meter. It is found in open oceans and warm waters. It feeds on plankton but some times it also uses other small fishes as food. It is not facing any serious threat of extinction as they are found in large numbers. The weight of this shark was recorded upto 21,000 kg. The biggest whale shark can be found in more than 40 feet length.

The Basking Shark is the second largest or biggest shark. It is found in temperate and warm oceans of the world. The behavior of Basking shark toward human divers is friendly and they never attack on human divers. It feeds on zoo plankton and on small fishes. There is a lighter threat of its extinction but it’s not serious. It is the heaviest shark in British waters. The average weight of this shark species is 14,515 kg while its length varies from 30 to 38 feets. Therefore it is the seceong largest shark fish on the planet.

The Great White Shark is the largest predatory fish in the world and it feeds on other sea animals. If you have seen the movie “Jaws”, you may be well aware with this man eater fish as shown in the movie but in reality this fish seldom attacks on human. It is found on the coastal areas of all oceans. Other names of this shark are White Pointer, Great White, White Death and White Shark. Its average weight is about 3,300 kg. The longest ever recorded shark was recorded between 23 feet to 35 feet. It is the third heaviest shark fish found in different seas. It is also the fastest shark in the world.

This huge shark is inhabitant of cold oceans and especially found in North Atlantic Ocean, Greenland Ocean and Iceland Ocean. This deep water fish is also known as Sleeper Shark, Gurry Shark, Ground Shark and Eqalussuaq. Its meat is poisonous and cannot be used as food. Its average weight is about 1,020 kg. It is the 4th longest or biggest sea animal or mammal in the world.

It is another dangerous and predator shark which eats all types of sea animals. It is considered as the most dangerous for humans because it often attacks on humans. The name tiger is given to this shark because of strips on its body. It is found in all Oceans and especially in warm oceans. The average weight of this species of shark fish is 939 kilograms. The fifth largest or biggest or heaviest shark in the world.

The Great Hammerhead Shark is found near the coasts of all oceans and seas. Although it is dangerous predator shark but it rarely attacks on humans. It can be as long as 20 ft. As far as its extinction is concerned there is a serious threat to it. It is famous for its beautiful fins and hammer like head. One of the strangest sea animal creature, this type of shark fishes weighs around 844 kg.

The Six gill Shark which is also known as Cow Shark is among the largest sharks of the world. It is predator and feeds on different type of animals. This large shark is found in almost all Oceans, especially in Pacific Ocean. It can be as long as 18 ft. This predator shark rarely attacks on human. Average weight is 590 kg of this type of shark.

The Grey Nurse Shark is found all around the world and it is not an aggressive shark. It is known by many different names in different parts of the world i.e. Spotted ragged tooth shark and Sand Tiger Shark. This predator sharks feeds on other sea animals and small sharks. This bulky fish looks beautiful when it swims in the ocean. The average weight of this shark species is 556 kg.

Mako shark is one of the ninth 9th largest sharks on the earth. It is rare shark and it is facing a serious threat of its extinction. For some researchers this shark is considered as an intelligent sea animal. It has two basic types i.e. Short Fin Mako Shark and Long Fin Mako Shark. Average weight of Mako Shark is 544 kg.

This large shark is found in temperate and warm oceans especially in Pacific Ocean. It does not attack on humans. For humans it is important because it is not only used as food but also as source of Liver Oil. It average weight is about 500 kg therefor it is the tenth biggest shark species of the world.