bn:00022568n
Noun Concept
Categories: Coral reefs, Articles with permanently dead external links, Coastal and oceanic landforms, Oceanography, Environmental issues with fishing
EN
coral reef  Apron reef  atoll  barrier reefs  Coral-Reefs
EN
A reef consisting of coral consolidated into limestone WordNet 3.0
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EN
A coral reef is an underwater ecosystem characterized by reef-building corals. Wikipedia
A type of reef that is formed by coral Wikipedia Disambiguation
Ridge of rock in the sea formed by the growth and deposit of coral Wikidata
Underwater structures built up from the skeletons of reef-building coral a small primitive marine animal, and other marine animals and algae over thousands of years. OmegaWiki
A reef formed by compacted coral skeletons. Wiktionary
Mound or hummock of coral. Wiktionary (translation)