I have this book: https://www.amazon.com/Aquaponic-Gardening-Step-Step-Vegetables/dp/086571701X/ref=sr_1_4?keywords=aquaponics&qid=1582384342&sr=8-4
I have not had a chance to try any of it out.
Was thinking of running a solar powered pump, from one of the ponds, to a container, and then flow back out into the pond.