FRESHWATER – USA
January 1st, 2005
BY MONICA DOBIEA LINKED system that treats, filters and conserves fresh water in networks of fish farming tanks has been developed by the Agricultural Research Service (ARS) in the United States. It is designed to support multiple rearing tanks connected to a centralised water filtration and treatment system, maintaining water quality while recirculating up to about 90% of tank water. This improves conservation as only 10% out of every 100 gallons of water used is fresh. Because recirculated water becomes warmer, a cooling device has been added. The ARS has used ...
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