Linda Pitkin / Yellowbar angelfish (Pomacanthus maculosus) on coral reef, with Anthias (Pseudanthias squamipinnis) Shark Reef to Jolande, Ras Mohammed National Park, Egypt, Red Sea.

Linda Pitkin / Rock beauty fish (Holacanthus tricolor) sheltering against Blade Fire Coral (Millepora complanata) Bonaire, Leeward Antilles, Caribbean.

Linda Pitkin / Queen angelfish (Holacanthus ciliaris) Bonaire, Leeward Antilles, Caribbean.

Linda Pitkin / Queen angelfish (Holacanthus ciliaris) Bonaire, Leeward Antilles, Caribbean.

Alex Mustard / Pair of Rock beauty angelfish (Holacanthus tricolor) spawning at dusk. The larger male rubs against the flank of the female during the spawning rise. George Town, Grand Cayman, Cayman Islands, British...

Claudio Contreras / King angelfish (Holacanthus passer), Salsipuedes Island Protected Area, Gulf of California (Sea of Cortez), Mexico, July

Claudio Contreras / King angelfish (Holacanthus passer), San Pedro Martir Island Protected Area, Gulf of California (Sea of Cortez), Mexico, July

Georgette Douwma / Yellowbar angelfish (Pomacanthus maculosus). Red Sea, Egypt. January.

Georgette Douwma / Yellowbar angelfish (Pomacanthus maculosus), Red Sea, Egypt. January.

Georgette Douwma / Yellowbar angelfish (Pomacanthus maculosus), Red Sea, Egypt. January.

Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) grazing on algae near King Angelfish (Holacanthus passer) school, Cape Douglas, Fernandina Island, Galapagos Islands, Ecuador

Nature Production / Portrait of Lemonpeel angelfish (Centropyge flavissima) front face, Chichijima, Ogasawara Islands UNESCO World Heritage Site, Japan