The Nautineum sits a little away from Stralsund's old-town showpieces, on Dänholm island between the city and Rügen. That separation suits it: this is the working, salty side of the German Oceanographic Museum family, with boats, fishing gear, marine engineering, and open-air exhibits rather than polished aquariums.
It is best for travellers who like the mechanics of the sea: how people build vessels, read water, and make a living from the Baltic. Pair it with the Ozeaneum if you want the full Stralsund maritime story, but come here expecting a quieter, more hands-on museum with room to wander.