extends S to Shakan Bay, on NW coast of Prince of Wales I., Alex. Arch. 1.3 miles long.
Named in 1886 by Lieutenant J. M. Helm, U.S. Navy (USN); derived from Mount Calder.
Finger Shoal, Helm Rock, Mariposa Reef,
Bays:Port Protection, Buster Bay, Calder Bay, Davidson Inlet, Devilfish Bay, Labouchere Bay, Merrifield Bay, Red Bay, Shakan Bay, Shipley Bay, Tokeen Bay, Tokeen Cove, Van Sant Cove, Wooden Wheel Cove,
Capes:Channels:Brockman Pass, Dry Pass, Sumner Strait, Tenass Pass,
Dams:Hills:Islands:Barrier Island, Barrier Islands, Bluff Island, Danger Island, Divide Island, East Rock, False Island, Finger Islands, Flat Island, Fontaine Island, Hamilton Island, Jackson Island, Joe Mace Island, Kosciusko Island, Labouchere Island, Middle Island, Range Islet, Scott Island, Shakan Island, Spanberg Island, Station Island, Strait Island, West Rock,
Lakes:El Capitan Lake, Hole-in-the-wall, Red Lake, Shipley Lake, Sutter Lake,
Mountains:Mount Calder, El Capitan Peak, Mount Francis, Holbrook Mountain, The Nipples, Perue Peak, Pyramid Peak, Red Bay Mountain, Tokeen Peak,
Parks:Joe Mace Island State Marine Park,
Mountain Passes:Streams:Alder Creek, Baker Creek, Big Creek, Buster Creek, Camp Creek, Charcoal Creek, Duck Creek, Fisher Creek, Flicker Creek, Goose Creek, Little Creek, Marble Creek, Mud Creek, Narrow Creek, Pine Creek, Red Bay Creek, Shakan Creek, Shine Creek, Short Creek, Strait Creek, Sutter Creek, Trout Creek,
Cities:Labouchere Bay, Point Baker, Port Alexander, Port Protection, Tokeen,