Anthozoa

Marine neritic

Submergent (below extreme low tide), nearshore, on or over the continental shelf or oceanic island shelf.

Marine deep ocean floor

The bottom habitats described in the marine deep ocean floor zone are used by both benthic and demersal organisms.

Marine intertidal

Area of the shore between the extremes of high and low tides.

Marine coastal

Coastal habitats above the high tide mark.

Artificial aquatic

Human-made water bodies such as reservoirs, canals, and ponds.

Other

A habitat type not covered by any of the other categories in the system.

Unknown

Not yet classified or where the habitat type is unclear.