Professional BoatBuilder is a magazine for boatbuilders, repairers, designers, and surveyors. It is published six times a year and has a circulation of 24,000. They focus on design, construction and repair techniques used by marine professionals. They publish features that are 3,000 to 6,000 words long. They also publish shorter pieces of 750 to 2,000 words. They pay a base rate of $0.30 per word. To learn more, read their guidelines for submission.