David Shale / Black coral (Antipatharia) with tendrils extruded to catch prey. Collected from coral sea mount near Dragon vent field on SW Indian Ridge, Indian Ocean.

Georgette Douwma / Kaleidoscopic image of Black coral (Antipathes dichotoma), West Papua, Indonesia.

David Hall / Banded tozeuma shrimp (Tozeuma armatum) on Black coral (Antipatharia). Komodo, Indonesia.

David Fleetham / Wire coral goby (Bryaninops yongei) with polyps extended on Wire coral (Cirrhipathes sp). Hawaii.

David Fleetham / Wire coral colonies (Cirrhipathes spiralis), two spirals. Reef in Komodo area, Indonesia.

Georgette Douwma / Black coral (Antipathes dichotoma) bushes on coral reef. West Papua, Indonesia. Indo-Pacific.

David Fleetham / Wire coral (Cirrhipathes anguina) with its polyps extended, feeding at night. Fiji.

Alex Mustard / Star puffer (Arothron stellatus) swimming through Black coral (Antipatharia) in coral reef. Ari Atoll, Maldives. Indian Ocean.

Alex Mustard / Blueline snapper (Lutjanus kasmira) school above Black coral (Antipatharia) in reef. Vavuu Atoll, Maldives. Indian Ocean.

Franco Banfi / Reef covered with soft coral,( Dendronephthya sp) and Black coral, (Antipathes sp) with shoal of Jewel fairy basslet (Pseudanthias squamipinnis) South Point dive site, Sanganeb reef, Sudan, Red Sea

Georgette Douwma / Bigeye snappers (Lutjanus lutjanus) shoal swimming in coral reef including Black coral (Antipathes dichotoma), West Papua, Indonesia.

Georgette Douwma / Ribbon sweetlips (Plectorhinchus polytaenia) and Black coral (Antipathes dichotoma), West Papua, Indonesia.