displacement hull surfboard

Single-fin surfboard design that quietly came into its own during the early years of the shortboard revolution, in large part due to the efforts of Malibu surfer-shaper Greg Liddle. Displacement hull boards come in different sizes and variations, but common characteristics include a wide outline, blunt nose, thin edge-free rails, low rocker, a convex bottom surface, and a long, narrow, flexible fin.

Borrowing from boat design, the hydrodynamic principle behind the displacement hull is that a...