1. The devil ray is a huge tropical fish, scientifically named manta ray. Its size and strength often make divers afraid, because as long as it initiated anger, just use its powerful "wings" a beat, will touch the broken bones, to the death of people. That's why they call it the "devil fish".

2, manta rays (Mobula), also known as the devil fish and blanket _. Belonging to the cartilaginous fish, manta rays, it contains two genera, manta rays and manta rays before the mouth of the genus. The body is diamond-shaped, up to 6m wide. The body is greenish brown. The mouth is wide. The eyes are lateralized and can look sideways and down. There is 1 pair of cephalic fins on the side of the head with pectoral fins differentiated and protruding forward. Dorsal fins small, pectoral fins wing-like. The tail is slender and whip-like, with tail spines. Normally benthic, but sometimes rise to the surface to swim, and do long-distance migration, agile. Feeds on planktonic crustaceans and small fish. Eggs are viviparous. Distributed in tropical and temperate zones, in China found in the East China Sea, South China Sea and off Taiwan. Common species include the Japanese manta ray (Mobulajaponica) and the double-snouted manta ray (Mantabirostris).