Name StatusApproved: NZGB Antarctic CommitteeFeatureIce ShelfNZ Gazette Reference2009 (77) p.1803DatumRSRGD2000GeoTag[1] PositionDescriptionAn ice shelf about 30 mi wide between Martin and Bear Peninsulas on the coast of Marie Byrd Land. First mapped by USGS from air photos obtained by USN OpHjp in January 1947. Named by US-ACAN for Lt. William A. Dotson, USN, formerly Officer in Charge of the Ice Reconnaissance Unit of the Naval Oceanographic Office, killed in a plane crash in Alaska in November 1964 while on an ice reconnaissance mission.