Anemonefish or Clownfish are fishes from the family Amphiprioninae. You can find them in warmer waters of the Indian and Pacific ocean, including the Great Barrier Reef. Or you can just watch the movie “Nemo”, because in this one the clownfish is the main character :-)

A clown fish called "Nemo"

Source: http://tattooone.dr.ag/keyword/animal%20clown%20fish