Name StatusApprovedFeatureHeadlandNZ Gazette Reference2004 (76) p.1853DatumRSRGD2000GeoTag[1] PositionDescriptionA headland 3.2 mi NE of Sultans Head Rock on the S side of Ross Island. The headland rises to over 400 m and is ice covered except for rock exposed on the lower E side. Named for Adm. David M. Tyree, USN (d. 1984), Commander, U.S. Naval Support Force, Antarctica, 1959-62.