...Each species of organism has a specific environment in which it can grow, but some species have a clear correlation with the environment, and the environment of a location can be estimated by the growth of that species. Such organisms are called indicator organisms, and because plants that live a fixed life are more typical indicators of the environment than animals that move around a lot, indicator plants are often used. In this way, when a specific species is an indicator of the environment, that organism is sometimes limited to being an indicator species, but not only specific species but also communities can be indicators of the environment, and in the broad sense, all of these are included in the term indicator organisms. ... *Some of the terminology that refers to "indicator plant" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…生物の種によって,それが生育できる環境は決まっているが,いくつかの種では環境との相関がはっきりしていて,その種の生育いかんでその場所の環境を推定できることがある。そのような生物を指標生物というが,移動量の大きい動物よりも定着生活をする植物のほうが典型的に環境を指標する例が多いことから,指標植物indicator plantがとり上げられることが多い。このように特定の種が環境を指標する場合,その生物を指標種と限定することがあるが,特定の種だけでなく,群落などが環境を指標することがあり,広義にはそれらを含めて指標生物という。… ※「indicator plant」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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