A low-aspect fin (wide but not too deep) is required on this big yacht to minimize draft; otherwise the fin would project beneath the keel. High-aspect fins (narrow and deep) are more efficient, because of their longer leading edge, but not always practical.
Gizmo may be one of the most technology advanced pleasure boats in the world, but none of that makes any difference if you don’t know how to properly use her equipment. Learn a few lessons about how her electronics work, and how you might be able to apply those lessons to your own boat. Click here for the story. ▶