Visit to learn more about Backyard | Indoor Aquaponicsbr br Wondering what it takes to startup a commercial aquaponics facility and system?br Aquaponics refers to the rearing of fish and plants together in a controlled environment. It is a combination of aquaculture, the rearing of fish, and hydroponics, the growing of plants without soil. In aquaponics the water from the fish tanks is used to grow the plants. The plants get their nutrients from the nutrient rich water produced by the fish wastes.