Of the many ways to set up a garden the growing of plants in a water-based systems are gaining popularity. Aquaponics is a sustainable method of raising both fish and plants. This form of agriculture combines raising fish in tanks (aquaculture) with soil less plant cultivation (hydroponics). It can be used to raise fresh fish and vegetables for a family or for even for commercial farming ventures.
The answer to this question is dependent on how big a system you want to build and what you make the system out of. Consider how many and the type of fish and plants you want to grow so that you can determine how small or big your aquaponic system needs to be. You can read out article on how large should the tank be in aquaponics to estimate the size of the tank you need.
Yes, the size of the fish tank and grow beds that make up the aquaponics system matters. The system works on the principle of the fish waste becoming food for the plants. If the fish tank and grow beds are not proportionate to each other, there will be no adequate filtration for the fish or the plants may wither.