Deutsch: Indikator / Español: Indicador / Português: Indicador / Français: Indicateur / Italiano: Indicatore /

An indicator is In EMAP, characteristics of the environment both abiotic and biotic, that can provide quantitative information on ecological resources. (Revised definition 1993. Preferred term for environmental indicator, deleted 1993.) "In biology, an organism, species, or community whose characteristics show the presence of specific environmental conditions, good or bad" (EPA 1992, 15). (See related: condition indicator, stressor indicator, biotic, abiotic.)

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