By Matt Claiborne
First, and perhaps most importantly, a swing keel is not a centerboard. The two may look similar, but their likeness ends there.
Lifting keels look like a conventional fin, bulb, or even wing keel, but they have one significant design difference. Using a high-power motor, they can lift vertically up into the hull.
A canting keel is found only on the most cutting-edge ocean racing boats. They swing not aftward, like a swing keel, but instead side to side.
Shoal Draft Cruisers