Assertion: reef building coral | /r/HasProperty | stony corals
Facets:
value: chiefly
type: DEGREE
Source sentences:
text: The hermatypic, or reef building corals, are the stony corals.
text: The hermatypic, or reef building corals, are the stony corals.
text: Reef-building corals, chiefly the stony corals or Scleractinia, grow best in shallow sunlit water, between the low-water mark and a depth of 11 metres (36 feet), but they can still construct reefs in water as deep as 40 metres (about 130 feet), and they may have a sparse existence between 40 and 55 metres (130 and 180 feet).