Alex Mustard / Schools of Pacific creolefish (Cephalopholis colonus) and Panamic sergeant major (Abudefduf troschelii) swimming through sun beams inside an underwater cavern. Los Islotes, La Paz, Baja California Sur...

Pete Oxford / Creolefish / Gringo (Paranthias colonus) Central Isles, Galapagos Islands

Alex Mustard / Scalloped hammerhead shark (Sphyrna lewini) swims through a school of Pacific creolefish (Paranthias colonus). Wolf Island, Galapagos National Park, Galapagos Islands.. East Pacific Ocean.

Alex Mustard / Portrait of a female Galapagos sea lion (Zalophus wollebaeki) on a reef with Pacific creolefish behind. Punta Vincente Roca, Isabela Island, Galapagos National Park, Galapagos Islands. East Pacific Oc...

Alex Mustard / School of Pacific creolefish (Paranthias colonus) swimming over a colourful reef. Darwin Island, Galapagos National Park, Galapagos Islands. East Pacific Ocean.

Alex Mustard / Scalloped hammerhead shark (Sphyrna lewini) male in front of a school of Pacific creolefish (Paranthias colonus). Darwin Island, Galapagos National Park, Galapagos Islands. East Pacific Ocean.

Alex Mustard / Portrait of a large female scalloped hammerhead shark (Sphyrna lewini), with Pacific creolefish behind. Wolf Island, Galapagos National Park, Galapagos Islands. East Pacific Ocean.

Franco Banfi / Pacific creolefish (Paranthias colonus) Roca Partida close to San Benedicto island, Revillagigedo Archipelago Biosphere Reserve, Socorro Islands, Western Mexico

Franco Banfi / Shooling Bigeye jack (Caranx sexfasciatus) and Pacific creolefish (Paranthias colonus) Cocos Island National Park, Costa Rica.

Pascal Kobeh / Pacific creolefish (Paranthias colonus) among a school of Blue-and-gold snappers (Lutjanus viridis) near the coral reef drop off, Cocos island, Costa Rica. Pacific ocean.

Pascal Kobeh / Pacific creolefish (Paranthias colonus) sleeping at night, Baja California peninsula, Mexico. Sea of Cortez.