ecological indicator

views updated May 29 2018

ecological indicator Any organism or group of organisms indicative of a particular environment or set of environmental conditions. For example, lichens may be used as indicators of air pollution and fossil assemblages as indicators of past environments. See also biotic indices and indicator species.

A Dictionary of Ecology MICHAEL ALLABY

ecological indicator

views updated May 11 2018

ecological indicator Any organism or group of organisms indicative of a particular environment or set of environmental conditions. For example, lichens may be used as indicators of air pollution and fossil assemblages as indicators of past environments. See also INDICATOR SPECIES.

A Dictionary of Plant Sciences MICHAEL ALLABY

ecological indicator

views updated Jun 11 2018

ecological indicator Any organism or group of organisms indicative of a particular environment or set of environmental conditions. See also BIOTIC INDICES; INDICATOR SPECIES.

A Dictionary of Zoology MICHAEL ALLABY

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