on E shore of Alaska Peninsula, NE tip of Castle Cape, SE entrance to Chignik Bay, 12 mi. SE of Chignik; Aleutian Range
native name shown in 1847 as "M(ys) Tuliumnit," meaning "Tuliumnit Point," on Russian Hydrographic Dept. Chart 1379; reported about 1899 by Lieutenant Commander J. F. Moser, U.S. Navy (USN), of the U.S. Bureau of Fisheries (USBF) steamer Albatross, as "Tuliumnit Point of Castle Cape." suggest the name "Castle."