Tractor mounted pond rake. Category 1 or 2 three point hitch. 12 foot long Aluminum beam gives approx. 15' of reach. Rake heads provide approx 6' of coverage per pass. Back up tractor to the edge of pond, lower into water and drive away from edge dragging moss and weeds out on the rakes, raise and clean off Rake heads, repeat. Works great. $500 OBO