The main objective of this site is to bring together energy technologies and produce energy cheaper and with less pollution. Thinking about this in great depth I realized to go completely off grid I also need a food supply. While digging through all the info I have I ran across this PDF from backyardaquaponics.com. This book draws together information from around the world, from numerous sources, about a range of subject matters concerning aquaponics, with a heavy focus on Australian conditions and Australian species, aimed at a hobby to small semi-commercial system, and most of its stripped back to the basics. This PDF has all the info for me to build my Own aquaponics system It covers everything from feeding of the fish to planting. The types of fish covered: crayfish, Tilapia, Murray cod, Silver perch, Black bream, Barramundi, blue marron, Yabbies.