surface ice buoy An undrogued (i.e. no sub-surface parachute) surface float that is deployed in regions where sea ice forms that moves with either ice or water depending upon the time of year. 2013-08-20 14:00:20.0 SDN:L06::49 SDN:L06::49 SDN:L06::49 1 1 2013-08-20 14:00:20.0 accepted false