Colony Marine

St. Clair Shores, MI — Sports, Fitness & Recreation. ﻿ Sea Ray, Boston Whaler, Cobalt, Crest, Navan, Maritimo Yachts & Fairline Yachts. From 13' to 75', new or used, we've got you covered. Experience not just selling you a boat, but the boating lifestyle with Colony Marine. Serving you for over 65 years.