The barracuda, also known as the sea wolf fish, the English name Barracuda, that is, the barracuda or the barracuda, the world's known sea wolves about twenty-six species, long and narrow body shape, can be up to 1.8 meters long. Because of its wide mouth and chin, has a long as the wolf's teeth as prominent as the sharp teeth, the local people also called it the sea wolf fish. There are about 25 known species of barracuda in the world, mainly distributed in tropical and subtropical waters, more often found near coral reefs and reefs.

If it is a barracuda, it eats the organic matter in the silt.