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Amazon.co.uk: 100l Fish Tank Filter
Amazon.co.uk: 100l Fish Tank Filter
Ammonia 0ppm, Nitrite 0ppm, Nitrate <5ppm. 55G, Amazon Sword, Java Fern, Anacharis. everything is dying. Only my Pea puffer and 3 albino corys are still alive. Help : r/Aquariums