Whale sharks, the largest fish in the world, actively travel through the water, overcoming thousands of kilometers. But scientists have noticed that in the world there are about 20 places where they prefer to gather in flocks sometimes exceeding 50 individuals. For a long time experts did not know why sharks prefer specific locations off the coast of Australia, Belize, Mildew and Mexico, reported My planet with the link to ScienceAlert.
Experts from the universities of Salford and York have compared the underlying indices are popular meeting places for whale sharks, reports ScienceAlert.
It turned out that they all have similar characteristics: this is the shallows, adjacent to sharp breaks (drops from 200 to 1000 m). For a space sharks have two main reasons: they are rich in food and plankton, in which the heat and you can warm up after diving to a depth where the water is very cold.