Interesting Bill!! If a fountain were designed so the pump were suspended, say 6' deep, under the nozzle, is it also safe to say that a pond may be oxygenated to a depth of about 7', leaving the most extreme depths to stratify?

.10 surface acre pond, 10.5 foot deep. SW LA. The epitome of a mutt pond. BG, LMB, GSF, RES, BH, Warmouth, Longear Sunfish, Gambusia,Mud Minnows, Crappie, and now shiners!!...I subscribe!!