Alex Mustard / Portrait of a Beaugregory fish (Stegastes leucostictus) in shallow water, East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Threespot damselfish (Stegastes planifrons) defending its garden of algae, Georgetown, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Pete Oxford / Three spot damselfish, juvenile (Stegastes / Pomacentrus planifrons) on Great Star coral (Montastraea cavernosa) Bonaire, Netherlands Antilles, Caribbean

Pete Oxford / Three spot damselfish (Stegastes / Pomacentrus planifrons) Bonaire, Netherlands Antilles, Caribbean

Pete Oxford / Bicolor damselfish (Stegastes partitus) and Great star coral (Montastraea cavernosa) Bonaire, Caribbean

Doug Perrine / Cocoa damselfish {Pomacentrus / Stegastes variabilis} juvenile amongst sponges on oil rig, Gulf of Mexico, Caribbean

Doug Perrine / Three spot damselfish {Pomacentrus planifrons} Bahamas

Roberto Rinaldi / Juvenile threespot damselfish (Stegastes planifrons) seeking refuge in thinleaf lettuce coral (Agaricia tenuifolia), Belize

Roberto Rinaldi / Juvenile threespot damselfish (Stegastes planifrons) and some smaller Blue chromis (Chromis Cyanea) swimming among the blades in a small colony of thin lettuce coral (Agaricia tenuifolia), Lighthouse...

Pete Oxford / Rainbow wrasse {Thalassoma lucasanum} + Damselfish {Stegastes sp} Galapagos