Gary Bell/ Oceanwide / Blacktip Bullseye (Pempheris affinis) school, Solitary Islands Marine Park, New South Wales, Australia

Georgette Douwma / Coral reef scenery with a pair of Red Sea raccoon butterflyfish (Chaetodon fasciatus), Pygmy sweepers (Parapriacanthus guentheri) and soft corals (Dendronephthya sp) Egypt, Red Sea.

Franco Banfi / Shoaling glassfish (Parapriacanthus sp.) shoal, Maldives, Indian Ocean

Juergen Freund / Yellow-ribbon sweetlips (Plectorhinchus polytaenia) surrounded by dense shoal of glassy sweepers (Pempheris schomburgki). North Raja Ampat, West Papua, Indonesia

Georgette Douwma / Coral reef scenery with Gorgonian and shoal of Pygmy / Glassy sweepers (Parapriacanthus guentheri) Egypt, Red Sea

Fred Bavendam / Pygmy Sweeper (Parapriacanthus ransonneti) school, Komodo Island, Indonesia

Georgette Douwma / Shoal of pygmy sweepers (Parapriacanthus ransonetti), Andaman Sea, Thailand

Dan Burton / Glassy sweepers {Parapriacanthus guentheri} on coral reef, Red Sea, Egypt

Chris Newbert / Soft Coral (Dendronephthya sp) schooling Pygmy Sweeper (Parapriacanthus ransonneti) and Lionfish (Pterois volitans)

Chris Newbert / Pygmy Sweeper (Parapriacanthus ransonneti) in cave

Chris Newbert / Pygmy Sweeper (Parapriacanthus ransonneti) school in cave, Red Sea, Egypt

Chris Newbert / Soft Coral (Dendronephthya sp) outcroppings, Sea Fan (Subergorgia sp) and Glassfish (Parapriacanthus ransonneti)