Northern Spotted Owl Critical Habitat Maps

State Maps Showing Sub-Units
California
Oregon
Washington

Critical Habitat Unit by State			Acres		Hectares
Washington
Unit 1		Olympic Peninsula	332,100 ac		134,400 ha
Unit 2		Northwest Washington Cascades	393,500 ac		159,200 ha
Unit 3		Okanogan	115,600 ac		46,800 ha
Unit 4		Entiat	304,800 ac	123,300 ha
Unit 5		Southwest Washington Cascades	523,700 ac	211,900 ha
Unit 6		Southeast Washington Cascades	143,400 ac	58,000 ha
Oregon
Unit 7		Northern Oregon Coast Ranges	370,000 ac	149,700 ha
Unit 8		Southern Oregon Coast Ranges	212,700 ac	86,100 ha
Unit 9		Western Oregon Cascades North	335,600 ac	135,800 ha
Unit 10		Hood River	42,700 ac	17,300 ha
Unit 11		Eastern Oregon Cascades	106,600 ac	43,100 ha
Unit 12		Western Oregon Cascades South	448,100 ac	181,300 ha
Unit 13		Willamette/North Umpqua	118,500 ac	48,000 ha
Unit 14		Rogue–Umpqua	183,800 ac	74,400 ha
Oregon and California
Unit 15	Oregon Klamath Mountains		195,200 ac	79,000 ha
Unit 16	Klamath Intra-Province		96,600 ac	39,100 ha
Unit 17	Southern Cascades		246,300 ac	99,700 ha
Unit 25	Scott and Salmon Mountains		242,200 ac	98,000 ha
California
Unit 18	Coastal Redwoods		6,900 ac		2,800 ha
Unit 19	Coastal Humboldt		30,700 ac		12,400 ha
Unit 20	King Range		14,800 ac		6,000 ha
Unit 21	South Fork Mountain Divide		137,900 ac	55,800 ha
Unit 22	Eel – Russian River		20,300 ac	8,200 ha
Unit 23	Mendocino Coast Ranges		186,200 ac	75,400 ha
Unit 24	Western Klamath/Siskiyou Mountains		219,300 ac	88,700 ha
Unit 26	Trinity Divide		13,900 ac	5,600 ha
Unit 27	Shasta–Trinity Lakes		86,800 ac	35,100 ha
Unit 28	Eastern Klamath Mountains		110,800 ac	44,800 ha
Unit 29	Shasta/McCloud		73,300 ac	29,700 ha

back to 2008 Final Revised Critical Habitat for the
Northern Spotted Owl website