Siegel, R. B., R. L. Wilkerson, K. J. Jenkins, R. C. Kuntz II, J. R. Boetsch, J. P. Schaberl, and P. J. Happe. 2007. Landbird Monitoring Protocol for National Parks in the North Coast and Cascades Network. U.S. Geological Survey Techniques and Methods 2-A6. 208 pp. Download Report (6.8 MB)

Siegel, R. B., R. L. Wilkerson, and R. C. Kuntz II. 2007. Landbird Inventory for Lewis and Clark National Historical Park. The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Siegel, R. B. and R. L. Wilkerson. 2005. Landbird Inventory for Sequoia and Kings Canyon National Parks (2003-2004). The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Wilkerson, R. L., R. B. Siegel, and J. Schaberl. 2005. Landbird Inventory for Mount Rainier National Park (2003-2004). The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Siegel, R. B. and D. Kaschube. 2005. Status of Grasshopper Sparrow and Other Grassland-associated Bird Species at Naval Air Station Brunswick, Maine. Download Report

Siegel, R. B. and R. L. Wilkerson. 2004. Landbird Inventory for Devils Postpile National Monument. The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Siegel, R. B., R. L. Wilkerson, and S. Hall. 2004. Landbird Inventory for Olympic National Park (2002-2003). The Institute for Bird Populations, Point Reyes Station, CA. Download Report (large file 31.2 mB)

Siegel, R. B., R. L. Wilkerson, R. C. Kuntz II, and J. McLaughlin. 2004. Landbird Inventory for North Cascades National Park Service Complex (2001-2002). The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Siegel, R. B. and D. F. DeSante. 2002. Avian inventory of Yosemite National Park (1998-2000). The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Siegel, R. B., R. L. Wilkerson, H. K. Pedersen, and R. C. Kuntz II. 2002. Landbird Inventory of San Juan Island National Historical Park. The Institute for Bird Populations, Point Reyes Station, CA. Download Report

Siegel, R. B., D. F. DeSante, and M. P. Nott. 2001. Using point counts to establish conservation priorities: how many visits are optimal? Journal of Field Ornithology 72:228-235.

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