Recent content by Nicole3713

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    Black layer under decor during fishless cycling

    Hi, I am new to this and trying to do a fishless cycle for my Aquaponics tank. It’s been three weeks and I started with RO water with minerals, bacteria, and ammonia. The ammonia levels have not changed from 4 ppm and there is a black coating underneath one of the Decour items I put in the tank...
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