Alex Mustard / Colourful reef scene with Leather corals (Sarcophyton sp.), Soft corals (Dendronephthya sp.) Seafans (Melithea sp.) and fish, including Magenta slender anthias (Luzonichthys waitei) and Scalefin anthi...

Alex Mustard / RF- School of Scalefin anthias (Pseudanthias squamipinnis) on reef in the current feeding on plankton, with soft corals (Dendronephthya spp.) and fire coral (Millepora dichotoma) Jackson Reef, Strait...

George Sanker / Anhinga (Anhinga anhinga) with large Bluegill Sunfish (Lepomis macrochirus) prey, Everglades National Park, Florida, USA, March.

Alex Mustard / Portrait of a spotted sunfish (Lepomis punctatus) in front of reeds in a river. Rainbow River, Florida, United States of America.

Wild Wonders of Europe / Banfi / Mediterranean fairy basslet (Anthias anthias) on artificial reef, Larvotto Marine Reserve, Monaco, Mediterranean Sea, July 2009

Norbert Wu / Sergeant Major (Abudefduf vaigiensis) with Basslet (Pseudanthias sp) and Fairy Basslet (Pseudanthias squamipinnis) schools around coral reef, Australia

Chris Newbert / Sponge (Latrunculia magnifica) surrounded by Basslet (Pseudanthias sp) and Soft Coral (Dendronephthya sp), Jackson Reef, Red Sea

Chris Newbert / Soft Coral (Dendronephthya sp) outcroppings and Basslet (Pseudanthias sp), Red Sea, Egypt

Chris Newbert / Reef scenic, many species of Soft Coral and Basslet (Pseudanthias sp) school, 50 feet deep Solomon Islands

Gary Bell/ Oceanwide / Sea Goldie (Pseudanthias squamipinnis) school, Great Barrier Reef, Queensland, Australia

Gary Bell/ Oceanwide / Sea Goldie (Pseudanthias squamipinnis) school in coral reef with feather stars, Great Barrier Reef, Queensland, Australia

Gary Bell/ Oceanwide / Scarlet Cleaner Shrimp (Lysmata amboinensis) cleaning female Stocky Anthias (Pseudanthias hypselosoma), Tulamben, Bali, Indonesia

Fred Bavendam / Basslet (Pseudanthias sp) school, swimming around a deep bommie with Soft Coral (Dendronephthya sp) sponge and a gorgonian sea fan, Andaman Sea, Thailand

Fred Bavendam / Sweeper (Parapriacanthus sp) and Basslet school (Pseudanthias sp) feeding in the currents above a coral plate covered with Crinoids, Papua New Guinea

Fred Bavendam / Scalefin Anthias (Pseudanthias squamipinnis) group feeding in the currents on a steep slope with Soft Corals, Crinoids and Gorgonians, Kimbe Bay, Papua New Guinea

Fred Bavendam / Basslet (Pseudanthias sp) school, swimming near a Sea Fan (Melithaea sp) and a Blue Sea Star (Linckia laevigata)

Fred Bavendam / Several species of Basslets (Pseudanthias sp) swarming above a Columnar Leaf Coral (Pavona clavus), Milne Bay, Papua New Guinea

Fred Bavendam / Several species of Basslets (Pseudanthias sp) swarming above a Leaf Coral (Pavona clavus), Milne Bay, Papua New Guinea

David Fleetham / Scalefin anthias / Scalefin basslet (Pseudanthias squamipinnis), in front of a gorgonian sea fan (Gorgonia sp.), Fiji, Pacific Ocean.

Georgette Douwma / RF - Tropical reef fish, composite image on black background, Thornback cowfish (Lactoria penthacantha), Mandarinfish (Synchiropus splendidus), Square-spot antias (Pseudanthias pleurotaenia), Lionfis...

Georgette Douwma / RF - Tropical reef fish, composite image on black background, Yellowbar angelfish (Pomacanthus maculosus), Square-spot anthias (Pseudanthias pleurotaenia), male and female, Seagrass filefish (Acreich...

Georgette Douwma / Square-spot anthias (Pseudanthias pleurotaenia) male and female, composite image on black background, Indonesia, Indo-Pacific.

Georgette Douwma / Lyretail anthias (Pseudanthias squamipinnis) male and female, composite image on black background, Red Sea, Egypt.

Georgette Douwma / Square-spot anthias (Pseudanthias pleurotaenia) male on black background, Indonesia, Indo- Pacific.

Georgette Douwma / Tropical reef fish composite image on black background, Boxfish (Ostracion meleagris), Squarespot anthias (Pseudanthias pleurotaenia), Blackspotted pufferfish (Arothron nigropunctatus), Rhinopias scor...

David Fleetham / Comet / Marine betta (Calloplesiops altivelis) hiding on a reef, Philippines, Philippine Sea.

Tony Wu / Male Peach fairy basslet (Pseudanthias dispar), Japan, Pacific Ocean.

Alex Mustard / Female scalefin anthias (Pseudanthias squamipinnis) swimming in front of a school of glassfish (Apogonidae), whose shiny bodies are rendered into out of focus bokeh patterns. Laamu Atoll, Maldives. In...

Franco Banfi / Mediterranean fairy basslet (Anthias anthias) Vis Island, Croatia, Adriatic Sea, Mediterranean.

Franco Banfi / Mediterranean fairy basslet, (Anthias anthias). Vis Island, Croatia, Adriatic Sea, Mediterranean

David Fleetham / A male Square-spot fairy basslet (Pseudanthias pleurotaenia) in a coral reef, Fiji.

David Fleetham / Florida manatee (Trichechus manatus latirostris) with Bluegill sunfish (Lepomis macrochirus) shoal, one fish eye to eye with manatee, Three Sisters Spring, Crystal River, Florida, USA.

Pascal Kobeh / A coral reef with soft corals (Dendronephthya sp. and Scleronephthya sp.), hard corals (Acropora sp. and Porites sp.), fire corals (Millepora tenella) and Jewel fairy basslets (Pseudanthias squamipinn...

Shane Gross / School of Bluegill (Lepomis macrochirus) fish in a spring, Florida, USA.

Franco Banfi / Mediterranean fairy basslet (Anthias anthias) and yellow sponges, Punta Campanella Marine Protected area, Costa Amalfitana / Amalfi coast, Italy, Tyrrhenian Sea, Mediterranean. October

Franco Banfi / Mediterranean fairy basslet (Anthias anthias), Punta Campanella Marine Protected Area, Costa Amalfitana, Italy, Tyrrhenian Sea, Mediterranean.

Franco Banfi / Shoal of Mediterranean fairy basslet (Anthias anthias) Banco di Santa Croce, Penisola Sorrentina, Costa Amalfitana, Italy, Tyrrhenian Sea, Mediterranean.

Franco Banfi / Shoal of Mediterranean fairy basslet (Anthias anthias) Traliccio dive site, Capri Island, Sorrento Peninsula, Amalfi Coast, Italy, Tyrrhenian Sea, Mediterranean.

Alex Mustard / Portrait of a Peppermint basslet (Liopropoma rubre) sheltering in a coral cavern during the day. East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Aflo / False colour x-ray of Bluegill (Lepomis macrochirus) fish skeleton

John Cancalosi / Bluegill (Lepomis macrochirus) male fish defending nest in abandoned aquatic plant planter. Maryland, USA. May.

John Cancalosi / Snapping turtle,(Chelydra serpentina) beside Bluegill (Lepomis macrochirus) male fish defending nest in abandoned aquatic plant planter. Maryland, USA. May.

Alex Mustard / Portrait of Fairy basslet (Gramma loreto) on a coral reef. Jardines de la Reina, Gardens of the Queen National Park, Cuba. Caribbean Sea.

Alex Mustard / A male fairy basslet (royal gramma: Gramma loreto) carries algae back to his nest in a hole in a coral reef. Once the nest is filled with pieces of algae females will visit the nest to lay eggs on it....

Alex Mustard / Portrait of Golden basslet ( Gramma dejongi) on a coral reef. This species is endemic to the south coast of Cuba aand was described in 2010. Jardines de la Reina, Gardens of the Queen National Park, C...