Definition: Opecoelus is a type of jellyfish that belongs to the family Chondroidea, commonly known as the jellyfish family. These species are often found in tropical and subtropical regions around the world, including coastal waters, coral reefs, and even deeper oceanic trenches. Opecoelus can be found in various colors such as green, yellow, and orange, depending on the species. They are active during daylight hours and are known for their fascinating behavior, which includes
Opecoelus