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Cactus Guts Can Purify Fish Tanks

To clean contaminated water for farmed fish, drinking and other uses, scientists are now turning to an unlikely source — the mucilage or inner “guts” of cactus.

Mar 14, 2016

Farm-grown fish are an important source of food with significant and worldwide societal and economic benefits, but the fish that come from these recirculating systems can have unpleasant tastes and odors. To clean contaminated water for farmed fish, drinking and other uses, scientists are now turning to an unlikely source — the mucilage or inner “guts” of cactus.

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