Most likely diatoms. Is that a fake plant? If so its made from fibers and makes a great spot for diatoms to thrive.
It is a silk plant, yes. Wouldn't diatoms rub off or come off when a snail grazes on it? Why would I have diatoms in a tank so well-established? And how do I get rid of them if they are actually diatoms?Most likely diatoms. Is that a fake plant? If so its made from fibers and makes a great spot for diatoms to thrive.