1.5 mi. S of Ruth Lake and 14 mi. NE of Petersburg, Coast Mts.
Named in 1887 by Lieutenant Commander C. M. Thomas, U.S. Navy (USN), for his steam launch Pirate.
Bock Bight, Brown Cove, Icy Cove, Porter Cove, Scenery Cove, Thomas Bay,
Capes:Point Agassiz, Point Agassiz Peninsula, Frederick Point, Prolewy Point, Spurt Point, Wind Point, Wood Point,
Cliffs:Dams:Petersburg Dam, Petersburg Lower Reservoir Dam,
Fictional Places:Glaciers:Islands:McDonald Islands, Ruth Island, Sasby Island, Sukoi Islets,
Lakes:Brown Cove Lake, De Boer Lake, Ess Lake, Falls Lake, Petersburg Reservoir, Ruth Lake, Scenery Lake, Spurt Point Lake, Swan Lake,
Mountains:Bainbridge Peak, Church Peak, Cosmos Peak, Dana Peak, Dome Peak, Dupont Peak, Elephants Head, Fighting John Peak, Foote Peak, Gray Peak, Henry Peak, Horn Mountain, House Peak, Hump Knoll, Jenkins Peak, Marsh Peak, Pierce Peak, Pin Peaks, Pirate Peak, Porter Peak, Powell Peak, Preble Peak, Rodgers Peak, Saw Peaks, Stewart Peak, Thunder Mountain, Waterfall Peak,
Mountain Ranges:Buddington Range, Cosmos Range,
Ridges:Rivers:Streams:Cascade Creek, Clear Creek, Crystal Creek, Delta Creek, Japanese Creek, Moonshine Creek, Scenery Creek, South Fork Scenery Creek,
Routes:Raven Trail, Ruth Lake Trail, Spurt Point Lake Trail, Swan Lake Trail,