depth finder n navigational instrument used to measure the depth of a body of water (as by ultrasound or radar)
News & Articles depth finder CRESTLINER Nordic 15 ft., '87. 65 HP Suzuki & trl. CRESTLINER Nordic 15 ft., '87. 65 HP Suzuki & trl. New floor, carpet, depth finder, trolling motor and more. $4,500/BO. (218)778-6575 June 11, 2013 - Grand Rapids Herald-Review