Definition: A sheet of saline water separated from the open sea by sand or shingle banks. The sheet of water between an offshore reef, especially of coral and mainland. The sheet of water within a ring or horseshoe shaped atoll.
Known occurrences, collected specimens and observations of Acanthotrema hancocki (Martin 1950) Lafuente, Roca & Carbonell 2000. View this species on GBIF