The National Transportation Safety Board just released its Safer Seas Digest 2018: Lessons Learned from Marine Accident Investigations, and it has some interesting lessons for those of us who go cruising on recreational boats. It’s a summary of 30 marine accidents, including collisions with fixed objects, sinkings, fires, floodings, groundings and other vessel damage, involving vessels from recreational boats to passenger liners. The safety issues include: High-water/high-current conditions, watertight integrity, training for emergencies, remote emergency shutdowns, ice accumulation, mooring in strong winds, identifying navigation hazards and fixed ventilation openings. As in the past, towing vessels/barges topped the list of vessels…