powerful red color tugboat getting back to the harbor

vehicle ship watercraft sea channel boat ferry harbor tugboat transport waterway port coast infrastructure guard vessel rescue security safety emergency storm naval marine sos patrol tractor sink ocean water transportation help nautical blue orange lifeboat equipment sky survival maritime life shipping cruise save danger protection risk horizon lifebuoy search float travel tanker navigation outdoors ring military saver disaster safe powerful back long day patroling high eventual patrolling scheveningen netherlands red color