Crayfish Copyright Randall Schietzelt & Harper College Devil's Crayfish Cambarus diogenes Omnivore Crayfish Orconectes propinquus Clean water indicator species Crayfish Orconectes virilis Moderate pollution indicator species Crayfish Orconectes virilis Moderate pollution indicator species Wgite River Crayfish Procambarus acutus Omnivore

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