extends NE off Tlerak Strait on W coast of Sukkwan I., 30 mi. SE of Craig, Alex. Arch. 2.7 miles long.
Named in 1882 by W. H. Dall, US@C&GS, "for Miss Margarat J. Dunbar, of Steubenville, Ohio, who began missionary work in Alaska in 1879" (Jackson, 1880, p. 375).
Alder Cove, Baldy Bay, Breezy Bay, Cleva Bay, Coco Harbor, Copper Harbor, Crab Trap Cove, Deer Bay, Dova Bay, Dunbar Inlet, Eek Inlet, Elbow Bay, Goat Mouth Inlet, Gooseneck Harbor, Grace Harbor, Green Inlet, Ham Cove, Hetta Inlet, Island Bay, Kasook Inlet, Mission Cove, Mud Bay, Natoma Bay, Natzuhini Bay, Rose Inlet, Shoe Inlet, Soda Bay, Soda Bay, Touchit Cove, Vesta Bay, View Cove, Windy Cove,
Corbin Point, Corlies Point, Eek Point, Eolus Point, Gooseneck Point, Halibut Nose, Horn Point, Keg Point, Kellogg Point, Lime Point, Luke Point, Middle Point, Natalia Point, Natoma Point, Reef Point, Rose Point, Round Point, Saltery Point, Simmons Point, Vesta Point, Whisker Point,
Aston Island, Blanket Island, Bushy Island, Channel Islands, Clam Island, Comma Island, Corlies Islands, Crow Island, Dead Pine Island, Deadman Island, Dell Island, Entrance Island, Fishhook Island, Flat Island, Fort Islet, Goat Island, Grand Island, Grass Island, Horseshoe Island, Jackson Island, Jumbo Island, Lacey Island, Lone Tree Island, Long Island, Mellen Rock, Middle Island, Mushroom Island, Natalia Island, Panhandle Island, Passage Island, Profit Island, Reef Island, Reef Islands, Scrag Islands, The Sentinels, Shelikof Island, Shoe Island, Signal Island, Snag Island, Spook Island, Square Island, West Mill Rock,