• Question: Do freshwater pearl mussels have a purpose or are they just there in our rivers?

    Asked by L.B_1107 to Karen on 16 Nov 2018.
    • Photo: Karen

      Karen answered on 16 Nov 2018:

      They actually help clean the water by removing things that are floating in the water, like bits of plants! We think that other insects might eat the food that the mussels spit out too!

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