Documents

Title Format
2015 Annual Reports
K. Dugger et al. 2016. Demographic characteristics and ecology of northern spotted owls (Strix occidentalis caurina) in the Southern Oregon Cascades. Annual research report. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 33 p. PDF [0.9 MB]
D. Lesmeister et al. 2016. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2015. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 26 p. PDF [2.3 MB]
D. Lesmeister et al. 2016. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2015. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 18 p. PDF [3.1 MB]
K. Dugger et al. 2015. The demography of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Annual research report. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 52 p. PDF [0.8 MB]
B. Hollen et al. 2016. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1990-2014. Annual report. USDI Bureau of Land Management, Oregon State Office, Portland, OR. PDF [0.2 MB]
A. Franklin et al. 2016. Monitoring the population ecology of spotted owls (Strix occidentalis caurina) in northwestern California: Annual results, 2015. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 32 p. PDF [0.2 MB]
D. Lesmeister et al. 2016. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Olympic National Forest, Washington, 1987-2015. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 12 p. PDF [0.6 MB]
S. Gremel. 2015. Spotted owl monitoring in Olympic National Park, 2015 annual report. USDI National Park Service, Olympia, WA. 16 p. PDF [0.6 MB]
D. Lesmeister et al. 2016. Annual report: Demographic characteristics of northern spotted owls (Strix occidentalis) on the Tyee density study area, Roseburg, Oregon: 1985-2015. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 24 p. PDF [1.7 MB]
2014 Annual Reports  
K. Dugger et al. 2015. Demographic characteristics and ecology of northern spotted owls (Strix occidentalis caurina) in the Southern Oregon Cascades. Annual research report. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 24 p. PDF [0.9 MB]
E. Forsman et al. 2014. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2014. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 25 p. PDF [2.7 MB]
E. Forsman et al. 2015. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2014. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 16 p. PDF [3.1 MB]
K. Dugger et al. 2015. The demography of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Annual research report. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 51 p. PDF [0.2 MB]
B. Hollen et al. 2015. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1990-2014. Annual report. USDI Bureau of Land Management, Oregon State Office, Portland, OR. 20 p. PDF [0.9 MB]
A. Franklin et al. 2015. Monitoring the population ecology of spotted owls (Strix occidentalis caurina) in northwestern California: Annual results, 2014. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 32 p. PDF [0.2 MB]
E. Forsman et al. 2015. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Olympic National Forest, Washington, 1987-2014. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 12 p. PDF [0.3MB]
S. Gremel. 2014. Spotted owl monitoring in Olympic National Park, 2014 annual report. USDI National Park Service, Olympia, WA. 17 p. PDF [0.8 MB]
E. Forsman et al. 2015. Annual report: Demographic characteristics of northern spotted owls (Strix occidentalis) on the Tyee density study area, Roseburg, Oregon: 1985-2014. Annual research report. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 22 p. PDF [1.7 MB]
2013 Annual Reports  
K. Dugger et al. 2014. Demographic characteristics and ecology of spotted owls (Strix occidentalis caurina) in the southern Oregon Cascades. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 23p. PDF [0.7 MB]
E. Forsman et al. 2013. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2013. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 25p. PDF [2.1 MB]
E. Forsman et al. 2013. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2013. Annual research report for 2011.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 15p. PDF [3.1 MB]
K. Dugger et al. 2014. The demography of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 51p. PDF [0.8 MB]
R. Davis et al. 2013. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1990-2013. Annual research report for 2013. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 20p PDF [0.8 MB]
A. Franklin et al. 2015 2014. Monitoring the population ecology of spotted owls (Strix occidentalis caurina) in northwestern California: Annual results, 2013. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 20p. PDF [0.1 MB]
Forsman, E., B.L. Biswell, D. Kelso, and K. Williamson. 2013. Olympic Peninsula northern spotted owl demography study 2013.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 19p. PDF [0.1 MB]
S. Gremel. 2013. Spotted owl monitoring in Olympic National Park, 2013 annual report. USDI National Park Service, Olympia, WA. 17p. PDF [0.6 MB]
E. Forsman et al. 2013. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) on the Tyee density study area, Roseburg, Oregon: 1985-2013. Annual research report for 2011. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 17p. PDF [1.1 MB]
Older Reports  
K. Dugger et al. 2012. Demographic characteristics and ecology of spotted owls (Strix occidentalis caurina) in the southern Oregon Cascades. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 25p PDF [0.6 MB]
E. Forsman et al. 2012. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2012. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 25p. PDF [2.5 MB]
E. Forsman et al. 2013. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2012. Annual research report for 2011.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 15p. PDF [3.1 MB]
K. Dugger et al. 2012. The demography of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, OR. 55p. PDF [0.2 MB]
R. Davis et al. 2013. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1990-2012. Annual research report for 2012. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 21p. PDF [0.8 MB]
A. Franklin et al. 2013. Monitoring the population ecology of spotted owls (Strix occidentalis caurina) in northwestern California: Annual results, 2012. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 31p. PDF [0.2 MB]
E. Forsman et al. 2013. Demographic characteristics of spotted owls (Strix occidentalis) on the Olympic Peninsula Study Area, Washington, 1987-2012. Annual research report for 2012.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 16p. PDF [0.4 MB]
S. Gremel. 2012. Spotted owl monitoring in Olympic National Park, 2012 annual report. USDI National Park Service, Olympia, WA. 17p. PDF [0.8 MB]
E. Forsman et al. 2012. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) on the Tyee density study area, Roseburg, Oregon: 1985-2012. Annual research report for 2011. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 16p. PDF [1.0 MB]
K. Dugger et al. 2012. Demographic characteristics and ecology of spotted owls (Strix occidentalis caurina) in the southern Oregon Cascades. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 27p. PDF [1.3 MB]
E. Forsman et al. 2011. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2011. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 23p. PDF [2.9 MB]
E. Forsman et al. 2012. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2011. Annual research report for 2011.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 15p. PDF [2.8 MB]
K. Dugger et al. 2011. The demography of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 53p. PDF [0.8 MB]
R. Davis et al. 2012. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1990-2011. Annual research report for 2011.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 20p PDF [2.8 MB]
A. Franklin et al. 2012. Monitoring the population ecology of spotted owls (Strix occidentalis caurina) in northwetern Califorina: Annual results, 2011. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 31p. PDF [0.2 MB]
E. Forsman et al. 2012. Demographic characteristics of spotted owls (Strix occidentalis) on the Olympic Peninsula Study Area, Washington, 1987-2011. Annual research report for 2011.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 17p. PDF [0.6 MB]
S. Gremel. 2011. Spotted owl monitoring in Olympic National Park, 2011 annual report. USDI National Park Service, Olympia, WA. 16p. PDF 0.7 MB]
E. Forsman et al. 2012. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) on the Tyee density study area, Roseburg, Oregon: 1985-2011. Annual research report for 2011. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 18p. PDF [0.9 MB]
K. Dugger et al. 2011. Demographic Characteristics and Ecology of Spotted Owls (Strix occidentalis caurina) in the Southern Oregon Cascades. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 30p. PDF [0.6 MB]
E. Forsman et al. 2010. Demography of Spotted Owls on the east slope of the Cascade Range, Washington, 1989-2010. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 21p. PDF [1.8 MB]
E. Forsman et al. 2011. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2010. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 16p. PDF [1.0 MB]
K. Dugger et al. 2011. The Demography of Northern Spotted Owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 51p. PDF [0.7 MB]
R. Horn et al. 2011. Demographic Characteristics of Northern Spotted Owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1985-2010. Annual research report for 2010.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 19p PDF [1.9 MB]
A. Franklin et al. 2011. Monitoring the population of spotted owls (Strix occidentalis caurina) in northwetern Califorina: Annual results, 2010. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 22p. PDF [0.1 MB]
E. Forsman et al. 2011. Demographic characteristics of spotted owls (Strix occidentalis) on the Olympic Peninsula Study Area, Washington, 1987-2010. Annual research report for 2010.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 17p. PDF [0.2 MB]
S. Gremel. 2010. Spotted Owl Monitoring in Olympic National Park, 2010 Annual Report. USDI National Park Service, Olympia, WA. 17p. PDF [0.7 MB]
E. Forsman et al. 2011. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) on the Tyee Density Study Area, Roseburg, Oregon: 1985-2010. Annual research report for 2010. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 19p. PDF [1.4 MB]
R. Anthony et al. 2010. The Demography of Northern Spotted Owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 28p. PDF [0.2 MB]
E. Forsman et al. 2010. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) on the Tyee Density Study Area, Roseburg, Oregon: 1985-2008. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 20p. PDF [1.1 MB]
E. Forsman et al. 2010. Demographic characteristics of spotted owls (Strix occidentalis) on the Olympic Peninsula Study Area, Washington, 1987-2009. Annual research report for 2009.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 18p. PDF [0.3 MB]
R. Anthony et al. 2010. Demographic Characteristics and Ecology of Spotted Owls (Strix occidentalis caurina) in the Southern Oregon Cascades. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 28p. PDF [1.9 MB]
E. Forsman et al. 2010. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2009. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 14p. PDF [2.4 MB]
E. Forsman et al. 2010. Demography of Spotted Owls on the east slope of the Cascade Range, Washington, 1989-2009. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 21p. PDF [0.6 MB]
R. Horn et al. 2010. Demographic Characteristics of Northern Spotted Owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1985-2009. Annual research report for 2009.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 17p PDF [2 MB]
S. Gremel. 2010. Spotted Owl Monitoring in Olympic National Park, 2009 Annual Report. USDI National Park Service, Olympia, WA. 17p. PDF [0.4 MB]
A. Franklin et al. 2010. Monitoring the population of spotted owls (Strix occidentalis caurina) in northwetern Califorina: Annual results, 2009. Annual progress report for Region 5, USDA Forest Service. Colorado State University, Ft. Collins, CO. 22p. PDF [0.1 MB]
E. Forsman et al. 2009. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2008. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 14p. PDF [0.2 MB]
R. Anthony et al. 2009. The Demography of Northern Spotted Owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 38p. PDF [0.1 MB]
J. Lint et al. 2009. Demographic Characteristics of Northern Spotted Owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon, 1985-2008. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 14p PDF [0.2 MB]
E. Forsman et al. 2009. Demographic characteristics of northern spotted owls (Strix occidentalis caurina) on the Tyee Density Study Area, Roseburg, Oregon: 1985-2008. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 18p. PDF [1.3 MB]
S. Gremel. 2009. Spotted Owl Monitoring in Olympic National Park, 2008 Annual Report. USDI National Park Service, Olympia, WA. 19p. PDF [0.5 MB]
E. Forsman et al. 2009. Demographic characteristics of spotted owls (Strix occidentalis) on the Olympic Peninsula Study Area, Washington, 1987-2008. Annual research report for 2008.USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 18p. PDF [0.9 MB]
E. Forsman et al. 2009. Demography of Spotted Owls on the east slope of the Cascade Range, Washington, 1989-2008. USDA Forest Service, Pacific Northwest Research Station, Corvallis, OR and Dept. of Fish and Wildlife, Oregon State Univ., Corvallis, OR. 19p. PDF [0.6 MB]
R. Anthony et al.  2009. Demographic Characteristics and Ecology of Spotted Owls (Strix occidentalis caurina) in the Southern Oregon Cascades. Oregon Cooperative Fish and Wildlife Research Unit (OCFWRU), Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon. 27p. PDF [1.8 MB]
R. Anthony et al. 2004. Status and trends in demography of northern spotted owls, 1985-2003. Final Report. PDF [0.6 MB]
J. Lint et al. 2003. Northern Spotted Owl Effectiveness Monitoring. Northwest Forest Plan. 2002 Annual Summary Report. PDF [0.6 MB]
E. Forsman et al. 2003. Demographic characteristics of northern spotted owls (Strix occidentalis) on the Olympic Peninsula Study Area, Washington, 1987-2002. Annual research report for 2002. PDF [0.2 MB]
E. Forsman et al. 2002. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2002. Annual research report for 2002. PDF [0.4 MB]
E. Forsman et al. 2003. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2002. Annual research report for 2002. PDF [0.2 MB]
R. Anthony et al. 2002. The ecology of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon: Habitat use and demography. Annual research report for FY 2002. PDF [0.1 MB]
R. Anthony et al. 2002. Demographic characteristics of spotted owls in the southern Oregon Cascades. Annual research report for FY 2002. PDF [0.2 MB]
J. Lint et al. 2003. Demographic characteristics of northern spotted owls in the Klamath Province of Oregon, 1983-2002. Annual research report for FY 2002. PDF [0.1 MB]
A. Franklin et al. 2003. Population ecology of the northern spotted owl in northwestern California: Annual Results, 2002. Annual Progress Report (Contract FS/53-91S8-00-EC14) to Region 5, USDA Forest Service. PDF [0.1 MB]
E. Forsman et al. 2002. Demography of northern spotted owls (Strix occidentalis) on the Tyee Study Area, Roseburg, Oregon: 1985-2002. PDF [0.4 MB]
E. Forsman et al. 2002. Demographic characteristics of spotted owls in the Oregon Coast Ranges, 1990-2001. Annual research report for FY2001. PDF [0.4 MB]
A. Franklin et al. 2002. Population ecology of the northern spotted owl (Strix occidentalis caurina) in northwestern California: Annual Results, 2002. Annual Progress Report (Contract FS/53-91S8-00-EC14) to Region 5, USDA Forest Service. PDF [0.4 MB]
J. Lint et al. 2002. Northern Spotted Owl Effectiveness Monitoring. Northwest Forest Plan. Annual Summary Report 2001. PDF [0.4 MB]
J. Lint et al. 2001. Northern Spotted Owl effectiveness monitoring under the Northwest Forest Plan. Annual Summary Report 2000. PDF [0.2 MB]
S. Gremel. 2001. Spotted Owl Monitoring in Olympic National Park, 2001. 2001 Annual Report. PDF [0.2 MB]
R. Anthony et al. 2001. Demographic Characteristics of Spotted Owls in the Southern Oregon Cascades, December 2001. Annual research report for FY 2001. PDF [0.7 MB]
E. Forsman et al. 2002. Demographic characteristics of northern spotted owls (Strix occidentalis) on the Tyee Study Area, Roseburg, Oregon: 1985-2001. Annual research report for 20012. PDF [0.8 MB]
J. Lint et al. 2002. Demographic Characteristics of Northern Spotted Owls (Strix occidentalis caurina) in the Klamath Mountain Province of Oregon. Annual research report for FY 2001. PDF [0.3 MB]
R. Anthony et al. 2001. The ecology of northern spotted owls (Strix occidentalis caurina) on the Willamette National Forest, Oregon: Habitat use and demography. Annual research report for FY 2001. PDF [0.6 MB]
E. Forsman et al. 2001. Demography of spotted owls on the east slope of the Cascade Range, Washington, 1989-2001. Annual research report for 2002. PDF [0.3 MB]
A. Franklin et al. 1999. Range-wide status and trends in northern spotted owl populations PDF [0.9 MB]