There are nearly 400 species of sharks, we mention some of these types, namely:

 1- The whale shark The whale shark (in English: the whale shark) is the largest species of shark, and the largest species of fish in the world as well, with a weight of approximately 34,090 kilograms, and a length of 19.81 meters, and despite its large size, it feeds on the smallest living organisms that exist  In the ocean, such as crustaceans and plankton, the whale shark is gray, blue, or brown and is covered with regular spots. It lives in the warm waters of the Atlantic, Indian and Pacific Oceans.

 2- The basking shark The basking shark is the second largest species of shark and fish at all.  Where it weighs up to seven tons, and its length reaches 12.19 meters, and it resembles a whale shark in its feeding;  It feeds on small plankton, and the basking shark spends a long time on the ocean surface;  Where it swimming and filtering water through the mouth and gills, to get its prey in the gill trap, and this type of shark spreads in all the oceans of the world, and it lives in temperate waters.

 Shortfin mako sharks are fast and active sharks.  With a speed of 80 kilometers per hour, and a distance of more than 2,092 kilometers per month, it has five large gill slits, a developed eye, and knife-like teeth.  By an effective heat exchange system, and a high metabolic rate.

 * The thresher shark lives in tropical and temperate seas around the world. It feeds on fish and squid. The thresher shark consists of three species, the most famous of which is the long-tailed shark.