Marine Glossary
Waterline
The line where the water surface meets the hull. 'Above the waterline' = visible; 'below the waterline' = submerged. Growth below the waterline increases drag.
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Articles mentioning “Waterline”
Guides7mUnderstanding Boat Hull Design: A Naval Architect's Guide
Planing vs displacement, deadrise angles, chine shapes. Learn how hull design affects ride quality, speed, and fuel efficiency from a naval architect.
Dr. Elena Vossupd