| 11. | The amphibians are considered an important indicator species of the health of aquatic areas.
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| 12. | Certain plants that concentrate these elements act as indicator species for likely ore body locations.
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| 13. | Several orchid species are present and a few of the indicators species of older woodland.
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| 14. | It is a dominant species and an indicator species in a variety of habitat types.
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| 15. | Thomas claims that the rule is impractical and favors using indicator species and their habitat.
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| 16. | Many indicator species are red-listed, but not necessarily all.
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| 17. | Others are " indicator species " that serve us much like the fabled miner's canary.
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| 18. | This bird serves as an indicator species for the alpine tundra, and denotes overall ecosystem health.
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| 19. | The indicator species is the Indian leopard.
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| 20. | Indicator species serve as measured environmental conditions.
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