extends NW off Behm Canal, on NE coast of Cleveland Peninsula, Alex. Arch.
Name published as "Yess Bay" in the 11th Census in 1890 (1893, p. 23); derived from the Tlingit Indian word "yas" meaning "mussel." was called "Mcdonald Bay" in 1879 by W. H. Dall, U.S. Coast and Geodetic Survey (USC&GS).
Port Stewart, Bailey Bay, Bushy Point Cove, Convenient Cove, Frosty Bay, Neets Bay, Neets Bay, Rockfish Cove, Santa Anna Inlet, Spacious Bay, Sunny Bay, Traitors Cove, Yes Bay,
Capes:Point Santa Anna, Bluff Point, Brow Point, Bushy Point, Chin Point, Curlew Point, Fin Point, Heckman Point, Indian Point, Nose Point, Snail Point, Snipe Point, Syble Point,
Channels:Blind Pass, Gedney Pass, Hassler Pass, Seward Passage,
Islands:Black Island, Bug Island, Change Island, Clam Island, Gedney Island, Hassler Island, Square Island,
Lakes:Lake Helen, Lake Bess, Boulder Lake, Clay Lake, Halfmoon Lake, Lake Maude, Lake McDonald, Lake Nellie, Reflection Lake, Lake Rowena, Lake Shelokum, Standing Rock Lake,
Mountains:Bald Mountain, Table Mountain, Twin Rift,
Mountain Passes:Streams:Frosty Creek, Hofstad Creek, Spring Creek, Walker Creek, Wasta Creek, Wolverine Creek,