SolarFry@aol.com wrote:
> Exists! But I can't locate it for you. As I know not where I read about it.
>
> I think most motorboating publications carry ads for a sound transducer that
> you glue to hull. It sets up a low frequency rumble that keeps marine
> organisms from attaching to hull.
>
Practical Sailor tested it-- turned out to be ineffective. Guess that's why they
market to gullible powerboaters. :-)
-- Ron Force rforce@moscow.com Moscow, Idaho U.S.A.