Clown fish is a common name for the subfamily Anemone of Sparidae, which is named after one or two white stripes on its face, like a clown in Beijing opera. It is a tropical saltwater fish. There are 28 known species, one from Premnas and the rest from Amphiprion. Clownfish and anemones are closely related, so they are also called anemones.

The maximum length of clownfish is 1 1cm. Total number of dorsal spines10 ~12; The total number of soft strips on the back is 4 ~16; The total number of gluteal spines is 2; The total number of gluteal fin soft strips is14 ~15, and all young fish are black with scales concentrated in blue; White patches on the forehead and upper side; All the fins are black except the transparent pectoral fin and the outer part of the soft dorsal fin. The geography and behavior of adult fish are changeable.

Extended data:

I. Distribution range

Clownfish are native to warmer waters in the Indian Ocean and the Pacific Ocean, including the Great Barrier Reef and the Red Sea.

Although the distribution of most species has its limitations, some species are widely distributed. Clownfish live in shallow lagoons or coral reefs at the bottom of shallow seas. Indo-Pacific Ocean, Red Sea, South Japan in the north, Australia and Sydney in the south.

Second, growth and reproduction

Clownfish are not the only hermaphroditic animals, but they are one of the few species in which males can become females and females cannot become males. Each clown fish population has a dominant female and several adult males, and the latter is hermaphrodite in youth.

Baidu Encyclopedia-Clown Fish