I certainly appreciated the large number of informative responses that I got to my query. It looks like the way to go is with four buried or elevated radials and the saltwater takes care of the rest.
Regarding liability. Keep an eye on the HOT parts of the antenna system so you don't have a problem with the kids exploring the contraption on the beach. If you put radials or guys where they can tri
And remember that the END of a radial is a high voltage point, so must be insulated. No big deal if you're QRP, but easily several kV at QRO. 73, Jim K9YC ____________________________________________