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Old 12-18-2012, 03:01 AM   #35
Algae Grower
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i'd be interested in seeing how well the duckweed does as a filter, I know i neglected a tank with H. Polysperma in it and it wiped everything else out and made a tank full of it within weeks. You can try some smaller rainbowfish. Like the gertrudae or furcata.
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