For those following along, here is Test pond 1 (1/4 acre). A shallow wetland pond in central MN. The same aerator electronics as test pond 1. There are 2 single diffusers. One set at 3-4' and at the other in the deepest spot of 6'. Stocked YP,LMB,BG,PS. GSF and BH are also present.

Test pond 1 aerator box will be heated and/or heavily insulated to keep the temperature inside the box above 20F through out the winter. The box on Test pond 2 will be at ambient.