Primer on how metal is degraded by seawater, with diagrams and ways to prevent it.
[Marine Corrosion Forum, Bramshall Uttoxeter, Staffordshire, UK]
Sensor indicating level of protection. Underprotected, you run the risk of corroding metal fittings, but overprotected, you may repel paint and attract excessive weed growth.
[Marina Protection Systems PTY Ltd., Scarbrough, WA, Austria]
This liquid can be sprayed between different metals to prevent galvanic action between them, for instance on stainless components in aluminum equipment.
[Nemo Industrie S.r.l., Cella di Mercato S., Italy]
Variety of zinc anodes with holders for hull, rudder, engine, keel cooler, propeller, and outboard mounting.
[Buck Algonquin, Smyrna, DE, USA]
Extensive list with good search facility. Covers just about any cruising topic. Tree and branch format for threads.
[The Sailing Company, Middletown, RI, USA]
Unmoderated forum on sail and power cruising. Lots of good advice and other resources, but you have to do some searching.
[Usenet, USA]
Unmoderated forum on various sailing topics. Some useful cruising information here, but you need to dig and you need to be selective..
[Usenet, USA]
A discussion board and photo gallery for cruising sailors and wannabes. Many specialized forums, including engines, multihulls, maintenance, piracy, the galley, insurance, destinations, and many more.
[Cruisers Forum, Buskerud, Norway]
Members of one of the largest cruising clubs exchange information and opinions on all cruising topics. No search facility. Use Ctrl-F on message titles, or just browse.
[Seven Seas Cruising Association, Inc., Fort Lauderdale, FL, USA]
Threaded discussion board on many cruising subjects.
[Cruisenews Network, South Haven, MI, USA]