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

Paedomorphosis

Natural environment; Coral reefs

Phylogenetic retention of juvenile or larval characters in the adult.

Genetic pollution

Natural environment; Coral reefs

The accidental tranfer of genetic material from a genetically engineered organism to one that is not genetically engineered.

Gastric mill

Natural environment; Coral reefs

The grinding apparatus in the cardiac stomach of crustaceans. It is formed by three chitinous teeth that project into the stomach; the thick-walled muscular pouch below the crop in many birds and ...

Radiant flux

Natural environment; Coral reefs

The rate of flow of radiant energy (electromagnetic waves).

Ecdysozoa

Natural environment; Coral reefs

The ecdyzoans comprise one of the major and largest protostome groups within the animal kingdom. It includes both the arthropods and the nematodes, as well as lesser groups such as rotifers, ...

Eelgrass

Natural environment; Coral reefs

A common seagrass (Zostera marina) distributed from Greenland to Florida that serves as an important habitat for fishes and shellfish. Unfortunately, approximately 90 percent of all eelgrass ...