On Semisopochnoi Island, Rat Is., Aleutian Is., 3 mi NE of Mount Cerberus, at the NE edge of the caldera. 1.7 miles long.
Named in 1950 by R. .R. Coats of the U.S. Geological Survey (USGS) for Clarence Norman Fenner, 1870-1949, authority on Alaskan geology.
East-southeast Head, East-southeast Point, North-northwest Head, Northeast Point, Petrel Point, Pochnoi Point, South Point, South Tuman Point, South-southeast Point, South-southwest Point, Southeast Point, Tuman Point, West-northwest Point,