1 Year, 11 issues Professional Mariner Magazine provides the most authoritative information on the commercial and military vessels that sail North America's oceans, coastal waters, inland rivers, and lakes. Only Professional Mariner gives you all the essential information you need to advance your maritime business or career including the latest news and in depth, investigative reporting on maritime casualties, regulations, legislation, shipbuilding, satety, technology, businessmanagement issues, and more. So whether you're shore side or underway, if you want ot stay up to date in the commercial maritime field, Professional Mariner Magazine is for you.