Juniper NC UT, NV, ID, OR Sagebrush and Bird counts Point transects with Included both et al. 2014 removal woodland distance sampling. prescribed burns ecotones and adjacent mechanical juniper removal. Detected at all treatment plots but no changes significant or consistent in trend. Juniper + Central OR Mountain big Bird density Compared Bird communities Reinkensmeyer et removal sagebrush (birds/ha/yr) vegetative structure observed across al. 2007 successional and bird landscape types, gradient communities impacts surmised among 4 from results. successional states Strong preference for shrub-steppe habitats and reduced density in post-burn grassland and mid-successional juniper. Juniper + Southeastern OR Sagebrush Occurrence Fixed-radius point Abundance and Noson et al. 2006 removal Steppe, count occurrence mountain big positively sagebrush correlate with sagebrush cover and height and negatively correlate with juniper presence Pinyon NC Great Basin, Pinyon pine Counts counts and Breeding on both Woolley and Heath removal Mono County, woodland with census, nest control and 2006 CA sporadic searching, and treatment plots. juniper that territory spot However, merges into mapping increasing pinyon sagebrush with density results in
Juniper removal NC UT, NV, ID, OR Sagebrush and woodland ecotones Bird counts Point transects with distance sampling. Included both prescribed burns and adjacent mechanical juniper removal. Detected at all treatment plots but no changes significant or consistent in trend. et al. 2014 Juniper removal + Central OR Mountain big sagebrush successional gradient Bird density (birds/ha/yr) Compared vegetative structure and bird communities among 4 successional states Bird communities observed across landscape types, impacts surmised from results. Strong preference for shrub-steppe habitats and reduced density in post-burn grassland and mid-successional juniper. Reinkensmeyer et al. 2007 Juniper removal + Southeastern OR Sagebrush Steppe, mountain big sagebrush Occurrence Fixed-radius point count Abundance and occurrence positively correlate with sagebrush cover and height and negatively correlate with juniper presence Noson et al. 2006 Pinyon removal NC Great Basin, Mono County, CA Pinyon pine woodland with sporadic juniper that merges into sagebrush with Counts counts and census, nest searching, and territory spot mapping Breeding on both control and treatment plots. However, increasing pinyon density results in Woolley and Heath 2006
Sagebrush%20birds%20WAFWA%20draft%2010-27-16.docx