My nane is Michael Brooks and my father and I co-manage the first and largest certified organic commercial aquaponics farm in the state of Indiana. We are 1 of 2 in the state.  Our system is was a pea-gravel media system before we came to the company and converted a poor design. We employed a retro-fit that led to a conversion to deep water raft culture. Our system is actually a pair of 70K gallo…