珊瑚綱

South Pacific Ocean, Duration 5 seconds

Coral Sea, Shot at night, Duration 17 seconds

Macrodactyla doreensis is not the primary subject of the video clip; the primary subject is Periclimenes brevicarpalis (Popcorn shrimp). Coral Sea, Duration 17 seconds

South Pacific Ocean, Duration 9 seconds

Chironephthya sp. is not the primary subject of the video clip; the primary subject is Chaetodon ulietensis (Pacific double-saddle butterflyfish). Indo-Pacific, Duration 35 seconds

South Pacific Ocean, Duration 13 seconds

Cerbère Pyrénées-Orientales France

Nordsømuseet Hirtshals

Cerbère Pyrénées-Orientales France

In captivity

Sødringholm, Randers Fjord

Nordsømuseet Hirtshals

Nordsømuseet Hirtshals

Limfjorden Ertebølle

Nordsømuseet Hirtshals

Kattegatcentret Grenå

Critical habitat for elkhorn coral and staghorn coral (red)Source: NOAA National Marine Fisheries Service Office of Protected Resources

Pectinia alcicornisPectinia alcicornis. Philippines.Small colony.Charlie Veron.From Australian Institute of Marine Science

Eunicea lugubris (a gorgonia).

Metridium dianthus. Specimen in process of fission.

Caryophyllia cyations.

Meandrina danae (M. -Edw. & H.). Figure...from Photographs of Types in the Museum d'Histoire Naturelle, Paris

Siderastrea siderea (Ell. & Sol.) View....from above.

Isopora mricata forma Palmata Lam, Breadth 14.8 cm..