in Missionary Range, 14 mi. NW of Petersburg, on Lindenberg Peninsula, Kupreanof I., Alex. Arch.;
Named in 1887 by Lieutenant Commander C. M. Thomas, U.S. Navy (USN), for "Dr. James M. Ambler, surgeon of the ill-fated Arctic expedition under De Long in 1879-1880".
Cape Strait, Dry Bay, Dry Cove, Farragut Bay, Francis Anchorage, Goose Cove, McDonald Arm, North Arm, North Arm Duncan Canal, Portage Bay, South Arm, Towers Arm,
Capes:Bay Point, Boulder Point, East Point, Flat Point, Goose Point, Grand Point, Hook Point, Lindenberg Peninsula, Point Vandeput, West Point,
Islands:Lakes:Colp Lake, Petersburg Lake, Salt Chuck,
Mountains:Alaska Peak, Ambler Peak, Bay Point Knoll, Chipp Peak, De Long Peak, Del Monte Peak, Duncan Peaks, Franklin Peaks, Hall Peak, Hamilton Peak, Hunt Peak, Jamestown Peak, Kane Peak, Kupreanof Mountain, Lockwood Peak, Man-of-War Peak, Portage Mountain, Putnam Peak, Saranac Peak, Scott Peak, Sheridan Peak, Sherman Peak, Tangent Peak,
Mountain Passes:Mountain Ranges:Rivers:Streams:Cat Creek, Coho Creek, Duncan Creek, Taylor Creek, Twelvemile Creek,
Routes:Duncan Canal Portage, Petersburg Trail, Portage Mountain Loop Trail,