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

Imagery

Natural environment; Coral reefs

Visible representation of objects and (or) phenomena as sensed or detected by cameras, infrared and multispectral scanners, radar, and photometers.

Weight belt

Natural environment; Coral reefs

A belt worn during scuba diving that contains lead weights, either solid masses or as shot in pouches. The weight belt allows a diver to descend in the water column against the forces buoying the ...

Effluent

Natural environment; Coral reefs

A discharge of pollutants into the environment, partially or completely treated or in its natural state. Generally used in regard to discharges into waters; in contrast to an emmission, which is ...

Kilobase (kb)

Natural environment; Coral reefs

A length unit equal to 1000 base pairs of a double-stranded nucleic acid molecule; 1000 pairs of nucleotide bases in DNA.

Polygenic trait

Natural environment; Coral reefs

A phenotype controlled by many genes of small effect (polygenes).

Key

Natural environment; Coral reefs

A small, low coastal island or emergent reef of sand or coral; flat mound of sand and admixed coral fragments built upon a reef flat or just above high tide level. A synonym of cay.