Considered dangerous and aggressive, Morays usually only attack when threatened or provoked. Normally they remain hidden among rocks and coral waiting for prey. Some members of the Muraenidae family can have poisonous glands in their mouths, giving a more efficient bite and making it more dangerous.
The body is rugged, without scales can be quite wide, large mouth, pointed snout with posterior nostrils, similar to small tubes, near the eyes. Its tone is between brown and jet black, with yellow spots along the entire body. It reaches between 1 and 1.5 meters.