@burndata0 ,,hey hi ha ha .Aquaculture has used recirculation systems for many years I think the organic vegetable market, combined with hydroponics makes a nice marriage of these technologies.In my state big brother is cracking done on hydroponics shops making purchaser's show ID and reasons for there purchases the chemicals would not be good for fish my systems are healthiest from many aspects.When I first got interested studying aquaculture Dr James Rakocy, Uni of Virgin Islands,was leading researcher & after his presentation at a conference I was sold on it but his slides were setups on a commercial size.His chapter for latest info is in your library "Recirculating Aquaculture Systems, 2...

@burndata0 ,,hey hi ha ha .Aquaculture has used recirculation systems for many years I think the organic vegetable market, combined with hydroponics makes a nice marriage of these technologies.In my state big brother is cracking done on hydroponics shops making purchaser's show ID and reasons for there purchases the chemicals would not be good for fish my systems are healthiest from many aspects.When I first got interested studying aquaculture Dr James Rakocy, Uni of Virgin Islands,was leading researcher & after his presentation at a conference I was sold on it but his slides were setups on a commercial size.His chapter for latest info is in your library "Recirculating Aquaculture Systems, 2-3rd edit M Timmons J Ebeling etc It is easier than you think tomatoes can be trellised screens companion planting herbs for bugs I like idea of poly-culture appeals to me yabbies and fish.Advice re species you can mix as carnivorous would eat smaller omnivorous fish a screen maybe used for crustaceans endless possibilities for a hobby fun& savings