This maroon clownfish (Premnas biaculeatus) has found shelter in a large sea anemone. The maroon clownfish is one of a few species of anemonefish that forms a special symbiotic bond with sea anemones. The sea anemone provides protection for the fish and the fish helps protect the anemone from predators. The maroon clownfish is found in the Indo-Pacific Ocean from western Indonesia to Taiwan and the Great Barrier Reef in Australia. It is a large clownfish species, growing to a maximum size of about 7 inches (17 cm) in length.