A concept design for a larger version of Shearwater, the idea was to create a comfortable, fuel efficient cruiser for a couple, and retain the simplicity, maneuverability and open arrangement that an outboard engine allows. A small diesel stern-drive was also evaluated.


Overall Length (Hull)9.76 m
Waterline Length9.28 m
Beam Over All (Hull)2.58 m
Beam at DLWL2.46 m
Draft0.6 m
Displacement, Lightship1,525 kg
Displacement to LWL2,748 kg
Water Ballast350 kg
Engine115 hp Outboard
Cruising Speed17 kts
Max Speed25 kts
Fuel Consumption23 L/hr (6 gal/hr)
Fuel Capacity350 L
Range at Cruising Speed260 nm