INDICATOR SPECIES

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  • INDICATOR SPECIES

    the presence or absemce of an indicator species is used to estimate the levels of pollution.

  • the stonefly larva is an insect that can only live in clean water.
  • the bloodworm, water louse, sloudge worm and rat-tailed maggot are animals that can live in polluted water.
  • lichen grow oon trees and rocks…

Comments

charliegxo

helpful, thanks:)

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