This installation includes the grow tray(s), fish tank(s) and other items necessary for your system to operate at its peak performance. The acceptable ratios of the components to each other to maximize your production and protect the system are covered in this article. Here are some parameters and ratios you will need to keep in mind when sizing and ordering materials.
Clever putting the stock tanks in the ground.
Goes to show a fish pond can be made pretty simply just make sure if you use a tarp or whatever it's clean of oil stains once wet it will leach and kill your fish
Alternatives to fish for aquaponics
Forever Garden: Clear roof over grow beds. This one is an aquaponics system, which might be fun...
Aquaponics Pumps, Plumbing - How to plumb an Aquaponics system with drinking water hose.