About Fish-n-Map Fish-n-Map Company, founded in 1985 in Colorado, produces and distributes both freshwater and saltwater underwater topographic maps and charts. These maps and charts, made of waterproof, tear-resistant plastic, fold up to 9" x 4" and are approximately 3' x 2' when opened. Not only displaying the underwater structure of the lake or ocean, these maps display boat ramp locations,...
Fish - n - Map Company produces and distributes fishing maps for structure fishing that include underwater topography data and likely fish locations, for the Western U.S., Canada, and Mexico for fishermen, boaters, and campers