Recently we were approved by the Coast Guard to put anodes on Carysfort, Sombrero, Alligator and American Shoal. The contractor and myself will be taking a visit out to Carysfort this weekend to see how bad the barnacles and other growth are where we need to add the anodes and to take measurements. For those who don't know the anodes will prevent more corrosion of the cast iron (most of the lighthouse is cast iron or wrought iron.