Fred Bavendam / Oriental Sweetlips (Plectorhinchus orientalis) hiding under coral below Reticulated Dascyllus (Dascyllus reticulatus) school, Bali, Indonesia

Sue Daly / Black spiny sea urchins (Diadema sp) with Humbug dascyllus (Dascyllus aruanus) and shoal of Yellow-striped cardinalfish (Apogon cyanosoma) Cebu, Philippines

Birgitte Wilms / Magnificent Sea Anemone (Heteractis magnifica) swarmed by Damselfish (Dascyllus sp) with Orange-striped Triggerfish (Balistapus undulatus) in foreground

Birgitte Wilms / Orange-striped Triggerfish (Balistapus undulatus) and Damselfish (Dascyllus sp) in background, 50 feet deep, Red Sea, Egypt

Fred Bavendam / Reticulated Dasycllus (Dascyllus reticulatus) and several other kinds of small reef fish hover above a colony of Staghorn Coral, Bali, Indonesia

Fred Bavendam / Reticulated Dascyllus (Dascyllus reticulatus) and several kinds of Cardinalfish hover about a colony of Staghorn Coral, Indonesia

Francis Abbott / Red Galum sea anemone (Heteractis sp.) with various fishes, Sudan, Red Sea

Sirachai Arunrugstichai / Healthy Staghorn corals (Acropora sp.) with various reef fishes, including Moon wrasses (Thalassoma lunare), and Threespot dascyllus (Dascyllus trimaculatus) and a large school of Bigeye snappers (Lut...

Alex Mustard / Humbug damselfish ( Dascyllus aruanus) swims above a bleached hard coral (Acorpora sp.) on a reef. Laamu Atoll, Maldives. Indian Ocean