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  1. Help IDing this worm in the aquarium

    Freshwater and Tropical Fish
    Hi, This is my first post here, here goes... On several occasions I have noticed a thin, white worm in my 30 gallon planted tank. I have never seen it on a fish or on glass; I have only seen it wriggling in the water, undulating its body in a whip-like fashion. It seems to show up after I...
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