2013-08-20 08:46:14.0 [tbs1979] insert Definition (id: null text: A ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely. There may be coral islands/cays on the coral rim. language code: en);
A ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely. There may be coral islands/cays on the coral rim.
ATOLL REEF
CORAL REEFS