Any success with the sluice box? Or do you keep that sort of knowledge held close?
Depending on tuft testing, the long skirts should have some taper in plan. It should transition from the rectangular body section to an increasing radius. (
pace Morelli) A skeg at 45° wouldn't add side area in crosswind conditions. I imagine something like the Cadillac Biarritz turned upside down, at an angle.
https://bestcarmagz.net/sites/defaul...ar_3-4_Web.jpg