Oligochaeta

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    Key to Aquatic Macroinvertebrates in Utah - Oligochaeta

    Aquatic worms belong in the class Oligochaeta. 

    Segmented worms

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    Description: Less than 5 cm in length (but can reach up to 10 cm). Oligochaeta have symmetrical, segmented, bodies with zero to four bundles of chaetae (chitinous bristles) on every segment.

    HabitatFound in all aquatic environments, can survive very low oxygen conditions.

     

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