The Red Sea Golden Butterfly, also known as the Yellow Butterflyfish, is a species of butterflyfish in the family Butterflyfish in the order Perciformes, and is a tropical reef fish. They are extremely narrow and are found only in the red sea and the Gulf of Aden. It inhabits water depths of 3–30 m and prefers to swim in groups in coral reef areas, feeding on coral polyps, crustaceans, shellfish and other organic detritus. Because of its beautiful body color and easy feeding, it is a famous ornamental fish that attracts much attention.
The body is 15–20 cm long, oval in shape, and very flattened. The head is triangular, and the tip of the mouth protrudes forward. Eyes close to the front of the head. The whole body is golden yellow, with a large blue-gray spot at the gill lid, and more than a dozen orange-red vertical spots on the side of the body. Each fin is yellow with brown stripes on the edges; the dorsal fin is single and continuous. They are typical of the day-moving fish, which come out during the day and rest in the reef cave at night. He has a very docile personality and can be polycultured with other fish during the breeding process.
Butterflyfish are a family of marine fish that live in tropical to warm temperate waters. The body is diamond-shaped or nearly oval, and the body color is bright and colorful, very beautiful, and can be used as an ornamental fish. Most live in shallow waters within 20 metres and usually follow steep slopes of rocky reefs. Move quickly, hiding in coral reefs or crevices in rocks with the slightest alarm. It has a varied diet, feeding on various algae, polyps, crustaceans, zooplankton, invertebrates, etc.