Alex Mustard / Oriental sweetlips (Plectorhinchus vittatus) pair. South Ari Atoll, Madlives. Indian Ocean.

Jordi Chias / Oriental sweetlips (Plectorhinchus vittatus) South Ari Atoll, Maldives, Indian Ocean.

Alex Mustard / Ribbon sweetlips (Plectorhinchus polytaenia) USAT Liberty Wreck, Tulamben, Bali, Indonesia. Java Sea

Alex Mustard / Harlequin sweetlips (Plectorhinchus chaetodonoides) cleaned by a pair of bluestreak cleaner wrasse (Labroides dimidiatus). South Atoll, Tubbataha Atolls, Tubbataha Reefs Natural Park, Palawan, Philipp...

Fred Bavendam / Oriental Sweetlips (Plectorhinchus vittatus) at cleaning station awaiting cleaner fish, Bali, Indonesia

Georgette Douwma / Oriental sweetlips (Plectorhinchus vittatus), Maldives, Indian Ocean

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

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

Georgette Douwma / Two Lined sweetlips (Plectorhichus lineatus) swimming over coral, Andaman Sea, Thailand

Norbert Wu / Goldman's Sweetlips (Plectorhinchus goldmanni) school, Papua New Guinea

Fred Bavendam / Diagonal-banded Sweetlips (Plectorhinchus lineatus) school underwater, Great Barrier Reef, Queensland, Australia

Fred Bavendam / Diagonal-banded Sweetlips (Plectorhinchus lineatus) school, Great Barrier Reef, Queensland, Australia