Size to 12 cm. Black to entirely orange with pair of white to pale bluish bars. Tail can be white or yellow, usually with abrupt boundary if body dark, Other fins variably black to yellow.orange. Lives in symbiosis with up to 10 different anemone species. Several dive sites around Lankayan, Sabah.
Clark's anemonefish or the Yellowtail clownfish is a widely distributed clownfish. It is found in tropical waters, in lagoons and on outer reef slopes, from the Persian Gulf to Western Australia and throughout the Indian Ocean and Pacific Ocean as far as Melanesia and Micronesia, and as far north as Taiwan, southern Japan and the Ryukyu Islands.