Echolocation is actually a process- it can't hit anything.

In echolocation, high frequency sound waves are sent out by an animal. When these sound waves hit an object, they bounce off of it and reflect back to the animal. The animal can gather information about the object from these sound waves such as its size, shape, and distance.

dolphins bats porpoises and whales

The way dolphins find food is by Echolocation. Echolocation means that an animal finds food by using sounds to find things, like bats

Dolphins do.

the pink dolphin of the Amazon River. It uses echolocation