Checkmate Boats

Message board for performance boats. Includes repair advice, buy/sell, user photographs, and general discussion areas.
http://www.checkmate-boats.com/

BoaterEd

Professionally hosted boating forums, on-line tests and quizzes, and boat owner boat reviews.
http://www.boatered.com

Boating Discussion Deck

Discussion forum and live chat devoted to all aspects of boating including sailing, power boats, and kayaking.
http://carolinanavy.com/fleet2/f2/zoutdoors/Boatinghall/shakespeare1.html

The Hull Truth Boating Forum

Free forum for the discussion of boating and fishing.
http://www.thehulltruth.com/

YachtWorld.com Forums

Message forums including power boat, sailboat, racing, maintenance and repair, galley, crewing, and electronics.
http://forum.yachtworld.com/src/index.cgi.uk

Celestial Navigation Forum

Discussion forum and live chat devoted to all aspects of celestial navigation.
http://jollyroger.com/zz/yna4d/CelestialNavigationhall/shakespeare1.html

iBoats Message Boards

Forums for general boating, sailing, fishing, marine engines and motors.
http://www.iboats.com/cgi-bin/ubb/ultimatebb.cgi

Yahoo! Groups: Catboat Sailing

Forum for catboat sailors.
http://groups.yahoo.com/group/catboatsailing/

Bertram31.com

Discussion boards pertaining to the Bertram 31 sportfishing boat.
http://bertram31.com/bbbs_fs.htm

SeaDoo Merc 240EFI JetBoater's Forum

Offers message board for technical discussions, modifications, and tips.
http://network54.com/Hide/Forum/143168

JetBoating.net

Message board for sharing tips and experiences of ownership. Also features FAQs, photos, and related links.
http://www.jetboating.net/

Yamaha Jetboat Message Board

Message board for Yamaha jet boat owners.
http://yamahajetboaters.com/