Magnus Lundgren / Wild Wonders of China / Arc-eye hawkfish (Paracirrhites arcatus) often found perched on corals like Acropora, Stylophora, and Pocillopora, Xiaoliuqiu Island, Taiwan

Richard Robinson / Arc-eye wawkfish (Paracirrhites arcatus) at Ono-i-Lau / Ono-i-Tonga, Lau Island Group, Fiji.

Richard Robinson / Arc Eye Hawkfish (Paracirrhites arcatus) at Walpole Island, New Caledonia. .

Doug Perrine / Bleached Antler coral (Pocillopora edouxi) with Arceye hawkfish (Paracirrhites arcatus) perched at bottom, Makako Bay, Keahole, Kona, Hawaii. Pacific Ocean.

Aflo / Arc-eye hawkfish (Paracirrhites arcatus) Kume Island, Japan. June.

Pete Oxford / Arc-eye hawkfish (Paracirrhites arcatus) Rainbow Reef, Fiji, South Pacific.

Michael Pitts / Arc-eye hawkfish (Paracirrhites arcatus) on coral. Maldives.

Tony Wu / Arc-eye hawkfish (Paracirrhites arcatus) observing the reef from a favored spot, Japan, Pacific Ocean.

David Fleetham / The Arc-eye hawkfish (Paracirrhites arcatus) swimming between corals, Hawaii, USA.

Doug Perrine / Arceye hawkfish (Paracirrhites arcatus) resting on bleached Cauliflower coral (Pocillopora meandrina). Coral bleaching a result of El Nino year with high ocean temperatures. Hoover's Reef, Makako...