Darkwater skiff model. the darkwater skiff is named for the deep black water rivers of sc, such as the edisto, which run through rich organic soils and abundant. Free wooden boat plans for other sailboats. back in the old days, there were a lot of simple plywood boat plans in magazines, most popular were sailboat plans, canoe. Build a large wooden sea skiff plans . these plans are for a 17 ft wooden skiff. the happy clam is the latest of over 65 boats having this unusual hull form.