extends SW to Whale Bay, on W coast of Baranof I., 28 mi. NW of Port Alexander, Alex. Arch.
HistoryName published by US@C&GS in 1883 Coast Pilot (p. 165); derived from "Bolshoy Ruka," meaning "great sleeve", published in 1849 by the Russian American Company.
Port Banks, Close Bay, Crawfish Inlet, Dorothy Cove, Great Arm, Great Arm Whale Bay, Necker Bay, Rakovoi Bay, Sandy Bay, Secluded Bay, Small Arm, Snipe Bay, Still Harbor, Toy Harbor, Whale Bay,
Capes:Point Lauder, Finger Point, North Cape,
Hills:Islands:Guibert Islets, Kakovo Island, Krishka Island, Makhnati Islands, Third Kekur, Tikhaia Islands,
Lakes:Antipatr Lake, Avoss Lake, Baturin Lake, Benzeman Lake, Cliff Lake, Davidof Lake, Khvostof Lake, Maksoutof Lake, Plotnikof Lake, Politofski Lake, Rezanof Lake, Upper Brentwood Lake,
Mountains:Mount Emma, Mount Hagemeister, Mount Muravief, Mount Rudakof, Mount Stoeckel, Mount Yanovski,
Rivers:Routes: