Key:reef

Specifies the type of the reef - natural=reef.

Values

Value	Description	Image
coral	Coral reefs. Optional: use biotic_reef:type=* to specify the coral reef type, e.g. atoll.
oyster	Oyster reefs
rock	Reef consisting of solid rock
sand	Reef consisting of sand. Use natural=shoal for sandbanks which lie above the water at low tide.

Related tags

• anthropogenic=yes for artificial reefs - a human-made underwater structure e.g. shipwrecks, tires
• biotic_reef:type=* to specify how the biotic reef lies in relation to the land, if any. e.g. atoll, fringing reef, barrier reef.

See also

• natural=reef
• Proposed features/reef
• sub_sea=reef
• OpenSeaMap