What is the significance of polychaetes in nature?

Polychaetes, or polychaete worms, are of the annelid type. It is the most abundant class of annelids. The significance of polychaetes in nature and in human life: cleaning water bodies from residues of organic matter of plant and animal origin; participation in food chains, food for marine and freshwater fish (part of zooplankton), marine and terrestrial animals. Among polychaetes, there are parasitic worms that harm humans and animals, causing various diseases.



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