Narrowboat auxiliary heater and method of controlling same
Natural gas transport system and composition
Nautical ice-breaking structures
Nautical instrument having slidable mounting and locking
Nautical vehicle
Navigation in ice covered waterways
Navigation lights for personal watercraft operator
Neck seal
Negative dihedral wing for pulling a load
Nestable boat on a knock down plan
Nested hull watercraft
Nesting utility and or survival chamber
Neutrally buoyant tether cable
No back steering for an outboard motor
No feedback steering system
No-feedback steering system for marine drives
Noise damping device for motor boats
Noise reducing system
Noise reduction method
Non-heeling hull assembly