…Hawaii Oceanic Technologies, has a plan to build humungous pens to grow ahi tuna. The cages would be behemoths: 82,500 cubic meters–half the size of a football field across–big enough to hold 1,000 tons of 100-pound ahi. These pens would bob 60 feet below the surface, kept in place with motors powered by heat exchangers that use the temperature difference between deep water and shallow water to generate electricity…
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Here is an interview with Bill Spencer of Hawaii Oceanic Technologies
Filed under: Agriculture, Big Island, Environment, Food & Drink, Health, Kona, Something New?, Sustainable Living, Technology | Tagged: Agriculture, Big Island, Environment, Food & Drink, Health, Kona, Something New?, Sustainable Living, Technology














Fish farming is bad. It is not sustainable long term and destroys the environment, I need to provide sources. Later.