Jeff Rotman / Spotfin Squirrelfish (Neoniphon sammara) caught in Bedouin gill net, Egypt, Red Sea

Peter Scoones / Long jawed squirrelfish {Sargocentron spiniferum} in wreck, Red Sea

Michael Pitts / Shoal of Hawaiian squirrelfish {Sargocentron xantherythrum}, Midway Islands, Pacific

Doug Perrine / Giant brain coral provides shelter for Grunts and Squirrelfish, Florida Keys, USA.

Michael Pitts / Longspine squirrelfish {Holocentrus rufus} on the wreck of the SS Rhone, British Virgin Is, Caribbean.

Flip Nicklin / Squirrelfish (Holocentrus sp) schooling at reef, Cocos Island, Costa Rica

Flip Nicklin / Squirrelfish (Holocentrus sp) schooling at reef, Cocos Island, Costa Rica

Georgette Douwma / Whitetail squirrelfish (Sargocentron caudimaculatum). Rinca, Komodo National Park, Indonesia.

Graham Eaton / Squirrelfish (Holocentrus adscensionis) swimming over hard coral in a reef. Playa del Carmen, Mexico.

Georgette Douwma / Oriental sweetlips (Plectorhinchus vittatus) with a school of Blueline snappers (Lutjanus kasmira) and a Sabretooth squirrelfish in background, Maldives, Indian Ocean

Georgette Douwma / Long jawed / Sabre squirrelfish (Sargocentron spiniferum) pair over coral reef, Maldives, Indian Ocean

Georgette Douwma / Long jawed / Sabre squirrelfish (Sargocentron spiniferum) Maldives, Indian Ocean