Pascal Kobeh / Cup coral (Turbinaria mesenterina) housing Blackblotch or blackspot squirrelfish (Sargocentron melanospilos) and a longfin bannerfish (Heniochus acuminatus), New Caledonia, Pacific Ocean.

Pascal Kobeh / Longfin bannerfish (Heniochus acuminatus), three in front of Giant seafan / gorgonian (Annella mollis). Indian Ocean, Madagascar.

Pascal Kobeh / Longfin bannerfish (Heniochus acuminatus) shoal in front of Giant seafan / gorgonian (Annella mollis). Indian Ocean, Madagascar.

Gary Bell/ Oceanwide / Longfin Bannerfish (Heniochus acuminatus) and sea fan, Great Barrier Reef, Australia

David Fleetham / Slate pencil sea urchins (Heterocentrotus mammillatus), pennantfish / bannerfish (Heniochus diphreutes) and moorish idols (Zanclus cornutus) on reef, Hawaii.

Linda Pitkin / Red Sea bannerfish (Heniochus intermedius), pair on coral reef, Small Passage, Gulf of Suez, Egypt, Red Sea.

Jordi Chias / Pennant coralfish (Heniochus acuminatus) Tofo, Mozambique, Indian Ocean.

Jordi Chias / Pennant coralfish (Heniochus acuminatus) cleaning Smalleye stingray (Dasyatis microps) Tofo, Mozambique, Indian ocean.

Tony Wu / Longfin bannerfish (Heniochus acuminatus) patrolling coral reef, Ashmore Reef, Australia

Pascal Kobeh / Pair of Masked butterflyfish (Chaetodon semilarvatus), pair of Red Sea bannerfish (Heniochus intermedius) and Blackspotted sweetlips (Plectorhinchus gaterinus) under a hard coral table (Acropora) Suda...

Pascal Kobeh / Pair of Masked butterflyfish (Chaetodon semilarvatus), pair of Red Sea bannerfish (Heniochus intermedius) and Backspotted sweetlips (Plectorhinchus gaterinus) under a hard coral table (Acropora) Sudan...

Pascal Kobeh / Two Longfin / Reef bannerfish (Heniochus acuminatus) and two Masked bannerfish (Heniochus monoceros) in front of Giant seafans / gorgonians (Subergorgia mollis) on a coral reef, Madagascar. Indian Oc...