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water mold

  1. is this water mold?????

    Tropical Fish Diseases
    i came home today to a dead guppy in my 26 gallon completely covered in white fuzzy stuff. there is also a white film in a peace sign rock that i have and there is some pieces of food at the bottom covered in it too. i have a done a little rescearch and i think it might be water mold. 1. Size...