Some even have specific preferences, such as the tiger Large fish species including mackerel, tuna, and small sharks make up the diet Mammals like porpoises, seals, sea lions, and dolphins, and Predators in the oceanic ecosystem with their diet consisting of mollusks,Ĭrustaceans, and fish. With an estimated lifespan of about 300-500 years. Greenland sharks are known to live the longest, Sharks live for about 20-30 years, the spiny dogfish and whale shark have Sharks are not typically found below 3,000 m (10,000 ft), a Portuguese dogfish They commonly live atĭepths of about 2,000 m (7,000 ft) while some can swim even deeper. Most shark species inhabit the seas, a few exceptions including the river sharkĪnd bull shark can swim both in freshwater and seawater. Gulf of California, Coral Triangle, Galapagos, and Coastal East Africa. The areas where most shark species are found include the Mesoamerican Reef, Off the coasts of North and South America, Africa, Europe, Asia, and Australia.
Remain close to freezing temperatures throughout the year. Heterocercal in sharks, meaning that the upper portion is visibly larger thanįound in all oceans and seas, excepting the waters of Antarctic Peninsula that Of soft filaments of an elastic protein called ceratotrichia.
Here are some of the different types of shark species that are commonly found:įins: Sharks usually have eight fins made There are around 500 species of sharks divided into 12 orders, out of which four orders are now extinct.
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