between two islands, off S tip of Kosciusko I., Alex. Arch. 0.5 mile long.
Named in 1904 by E. F. Dickins, U.S. Coast and Geodetic Survey (USC&GS), "after launch Cosmos in which I first explored the passage."
Alice Rocks, Desconocida Reef, Finger Shoal, Slide Reef,
Bays:Port Alice, Cone Bay, Edna Bay, False Cove, Fishermans Harbor, Halibut Harbor, Iphigenia Bay, Pole Anchorage, Shipley Bay, Survey Cove, Van Sant Cove, Warren Cove,
Capes:Point Desconocida, Point Hardscrabble, Bay Point, Boot Point, Cape Lynch, Cape Pole, Dead Tree Point, Limestone Point, Ruins Point, Surf Point,
Channels:Bocas De Finas, Cosmos Pass, Fake Pass, Straw Pass, Warren Channel,
Cliffs:Derrumba Ridge, Whale Head, White Cliff, White Cliff,
Islands:Black Rock, Bluff Island, Bushtop Island, Eagle Island, Emerald Island, Entrance Island, Feather Rock, Finger Islands, Fox Rock, Garita Rock, Gas Rock, Green Island, Gull Island, Heceta Island, Hendida Island, Kosciusko Island, Losa Island, Pesquera Island, Quartz Rock, Raso Rock, Round Island, Timbered Island, Tonina Island, Twocrack Island, Warren Island, Whale Head Island, Whale Rock,
Lakes:Mountains:Bald Mountain, Bald Peak, Cone Peak, Mount Francis, Timber Knob, Warren Peak,
Streams:Charley Creek, Survey Creek, Trout Creek,
Cities: