Aquaponics in the backyard

I thought I'd give those interested in our aquaponics system a bit more info. Aquaponics is an intergrated system of growing fish and organic plants, our plants are vegetables. Our system is situated on the back verandah and is connected to the electrical plugs in a little brick shed closeby.We have a 3000 litre fish tank (see above) that contains a submersible pump. Water is pumped up to the two