Sonic Antifouling: the Hum of a Persistent Myth

DESPITE A CONSPICUOUS DEARTH OF INDEPENDENT THIRD-PARTY TEST DATA, THIS IDEA FOR KEEPING CRITTERS FROM GROWING ON YOUR VESSEL'S BOTTOM CONTINUES INTO ITS FOURTH DECADE OF MYTHIC MARKETING

Dating back to the 1990s, various patented electronic/sonic antifouling systems have been marketed, but if you actually look at the scant performance data, you find that these systems just don’t work well enough to constitute a viable alternative.

I recently received a query from a FYBBO subscriber in Canada asking if I had any experience with ultrasonic…