Variety of zinc anodes with holders for hull, rudder, engine, keel cooler, propeller, and outboard mounting.
A discussion board and photo gallery for cruising sailors and wannabes focused on the best ways to generate, distribute, and control electricity on a cruising boat.
A wide and deep list of inspections and tests you can do to be sure your (or your perspective) boat has no electrical or related problems. An excellent reference when adding or refitting electrical components. The pages are shareware; the author requests a small donation from users.
Bulletin board on metal corrosion topics. A good place to get technical questions answered. Select "Show all topics."
Grab bag of facts and commentary about electrical grounding. Contains excerpts from hard-to-find bulletin board and newsgroup postings, as well as links to useful sites and vendor pages.