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

Intermediate form

Natural environment; Coral reefs

A fossil or modern species that possesses characters definitive of two or more different taxa, or that displays characters morphologically intermediate between two different taxa.

Sea snake

Natural environment; Coral reefs

A member of the family Hydophiidae. Sea snakes are common in the Indo-Pacific. Related to cobras, these live-bearing reptiles are highly venomous but not aggressive by nature.

Database

Natural environment; Coral reefs

A structured file of information or a set of logically related data stored and retrieved using computer-based means.

Gonopore

Natural environment; Coral reefs

An opening between the reproductive system and the outside environment; the genital pore of many invertebrates.

Climate variability

Natural environment; Coral reefs

Changes (variability/trends) in the long-term characteristics of weather; the normal range of climatic variables over a specific climatic period.

Hypoxic (low-oxygen) areas in the world's oceans, usually in coastal zones, where little marine life is present, mostly because of eutrophication with subsequent algal blooms. Notable dead zones in ...

Intensity

Natural environment; Coral reefs

Pertaining to sound, the average amount of sound power (sound energy per unit time) which is transmitted through a unit area in a specified direction. The magnitude of the intensity is often referred ...