In dictionaries:
coral reef
Diverse underwater ecosystems built by corals.
barrier reef
Underwater structure parallel to coastline.
reef flat
fringing reef
Coral reef close to shore.
reef knot
Knot for securely joining two ropes.
patch reef
Small, isolated coral reef formation.
reef points
reef building
reef aquarium
A reef aquarium or reef tank is a marine aquarium that prominently displays live corals and other marine invertebrates as well as fish that play a role in maintaining the tropical coral reef environment.
ashmore reef
Oyster reef
The term oyster reef refers to dense aggregations of oysters that form large colonial communities.
Kingman Reef
One of the US-administered Line Islands.
reef heron
Coastal bird, hunts in shallows.
reef break
(surfing, slang) A wave that breaks over a projection from the seabed formed from coral reef or rock shelf.
reef knots
Secure, flat knot for joining.
platform reef
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