Coral reefs

Coral reefs

Coral reefs are structures formed from the calcium carbonate secretions of corals. They are colonies of tiny animals in marine areas containing few nutrients.

Industry: Natural environment

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Coral reefs

Type species

Natural environment; Coral reefs

In taxonomy, the nominal species that is the name-bearing type of a nominal genus or subgenus.

Seagrass

Natural environment; Coral reefs

A flowering plant, complete with leaves, a rhizome (an underground, usually horizontally-oriented stem) and a root system. They are found in marine or estuarine waters. Most seagrass species are ...

Seawall

Natural environment; Coral reefs

A massive structure built along the shore to prevent erosion and damage by wave action.

Knob

Natural environment; Coral reefs

A projecting structure on the reef margin or reef front wherein the upper surface flares outward, giving the surface a greater diameter then the basal section.

Analysis of variance

Natural environment; Coral reefs

A statistical technique for testing for differences in the means of several data populations.

A world-wide disease of corals that is characterised by a dark ring, or band, that separates apparently healthy coral tissue from freshly exposed coral skeleton. It migrates across coral colonies and ...