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

Submarine groove

Natural environment; Coral reefs

A troughlike depression with vertical to overhanging walls which cut across the reef front at right angles.

Proboscis

Natural environment; Coral reefs

An elongated tubular organ of varying use and form, usually associated with the oral region of many invertebrates.

Necropsy

Natural environment; Coral reefs

An examination and dissection of a body of a dead organism in order to determine the cause of death or changes produced by disease.

Marl

Natural environment; Coral reefs

Fine-grained carbonate-rich mud; a calcareous clay which contains approximately 30 to 65 percent calcium carbonate.

Revision

Natural environment; Coral reefs

In taxonomy, a critical re-appraisal of a taxon .

Adradial canal

Natural environment; Coral reefs

One of eight non-branched ciliated canals which originates from the gastric pouches of scyphozoan medusae. The flow of digested food materials is toward the ring canal.

Rotifer

Natural environment; Coral reefs

Rotifers are small invertebrates in the Phylum Rotifera.They range in size from 100 to 2500 microns, with approximately 2000 described species. Rotifers are found in aquatic and semi-aquatic ...