11 National Park Service
11.1 Greater Yellowstone Network
Greater Yellowstone Network: Total
We obtained results for Greater Yellowstone Network: Total by compiling and jointly analyzing data from three strata.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 85 point counts within the 6 surveyed grid cells between May 23 and July 15. They detected 88 bird species, including 0 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 135 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 5 species.
Bird Conservancy estimated the proportion of occupied plots throughout Greater Yellowstone Network: Total for 135 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 10 species.
Bighorn Canyon National Recreation Area
We obtained results for Bighorn Canyon National Recreation Area by compiling and analyzing data from one stratum.
Field technicians completed both planned surveys (100%) in 2025. Technicians conducted 24 point counts within the 2 surveyed grid cells between May 23 and May 25. They detected 41 bird species, including 6 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 74 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 1 species.
Bird Conservancy estimated the proportion of occupied plots throughout Bighorn Canyon National Recreation Area for 75 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 4 species.
Grand Teton National Park
We obtained results for Grand Teton National Park by compiling and analyzing data from one stratum.
Field technicians completed both planned surveys (100%) in 2025. Technicians conducted 31 point counts within the 2 surveyed grid cells between May 29 and July 8. They detected 46 bird species, including 6 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 86 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 0 species.
Bird Conservancy estimated the proportion of occupied plots throughout Grand Teton National Park for 86 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 5 species.
Yellowstone National Park
We obtained results for Yellowstone National Park by compiling and analyzing data from one stratum.
Field technicians completed both planned surveys (100%) in 2025. Technicians conducted 30 point counts within the 2 surveyed grid cells between July 10 and July 15. They detected 41 bird species, including 8 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 90 species that were detected in any year during which surveys were conducted, 13 of which are priority species. The data yielded robust density estimates (CV < 50%) for 4 species.
Bird Conservancy estimated the proportion of occupied plots throughout Yellowstone National Park for 90 species that were detected in any year during which surveys were conducted, 13 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 6 species.
11.2 Northern Colorado Plateau Network
Northern Colorado Plateau Network in Colorado
We obtained results for Northern Colorado Plateau Network in Colorado by compiling and analyzing data from one stratum.
Field technicians completed both planned surveys (100%) in 2025. Technicians conducted 23 point counts within the 2 surveyed grid cells between May 15 and June 5. They detected 38 bird species, including 11 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 78 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 2 species.
Bird Conservancy estimated the proportion of occupied plots throughout Northern Colorado Plateau Network in Colorado for 78 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 5 species.
11.3 Northern Great Plains Network
Agate Fossil Beds National Monument
We obtained results for Agate Fossil Beds National Monument by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 42 point counts within the 4 surveyed grid cells between June 18 and June 24. They detected 48 bird species, including 11 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 96 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 7 species.
Bird Conservancy estimated the proportion of occupied plots throughout Agate Fossil Beds National Monument for 97 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 11 species.
Badlands National Park - North Unit
We obtained results for Badlands National Park - North Unit by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 55 point counts within the 6 surveyed grid cells between May 21 and May 22. They detected 55 bird species, including 8 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 99 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 9 species.
Bird Conservancy estimated the proportion of occupied plots throughout Badlands National Park - North Unit for 99 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 9 species.
Jewel Cave National Monument
We obtained results for Jewel Cave National Monument by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 52 point counts within the 4 surveyed grid cells between July 3 and July 8. They detected 52 bird species, including 3 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 91 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 13 species.
Bird Conservancy estimated the proportion of occupied plots throughout Jewel Cave National Monument for 91 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 17 species.
Knife River Indian Villages National Historic Site
We obtained results for Knife River Indian Villages National Historic Site by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 51 point counts within the 5 surveyed grid cells between June 17 and June 25. They detected 79 bird species, including 11 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 117 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 15 species.
Bird Conservancy estimated the proportion of occupied plots throughout Knife River Indian Villages National Historic Site for 119 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 20 species.
Mount Rushmore National Monument
We obtained results for Mount Rushmore National Monument by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 52 point counts within the 6 surveyed grid cells between June 23 and July 6. They detected 57 bird species, including 1 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 85 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 18 species.
Bird Conservancy estimated the proportion of occupied plots throughout Mount Rushmore National Monument for 85 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 20 species.
Scotts Bluff National Monument
We obtained results for Scotts Bluff National Monument by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 48 point counts within the 4 surveyed grid cells between June 7 and June 23. They detected 57 bird species, including 6 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 87 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 8 species.
Bird Conservancy estimated the proportion of occupied plots throughout Scotts Bluff National Monument for 87 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 15 species.
Theodore Roosevelt National Park
We obtained results for Theodore Roosevelt National Park by compiling and jointly analyzing data from two strata.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 131 point counts within the 12 surveyed grid cells between June 10 and July 4. They detected 82 bird species, including 0 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 124 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 23 species.
Bird Conservancy estimated the proportion of occupied plots throughout Theodore Roosevelt National Park for 124 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 24 species.
Wind Cave National Park
We obtained results for Wind Cave National Park by compiling and analyzing data from one stratum.
Field technicians completed all planned surveys (100%) in 2025. Technicians conducted 57 point counts within the 6 surveyed grid cells between June 17 and July 8. They detected 60 bird species, including 7 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 126 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 14 species.
Bird Conservancy estimated the proportion of occupied plots throughout Wind Cave National Park for 127 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 16 species.
11.4 Rocky Mountain Network
Rocky Mountain Network in Colorado
We obtained results for Rocky Mountain Network in Colorado by compiling and analyzing data from one stratum.
Field technicians completed both planned surveys (100%) in 2025. Technicians conducted 20 point counts within the 2 surveyed grid cells between June 22 and July 9. They detected 32 bird species, including 6 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 86 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 3 species.
Bird Conservancy estimated the proportion of occupied plots throughout Rocky Mountain Network in Colorado for 85 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 8 species.
11.5 Southern Colorado Plateau Network
Southern Colorado Plateau Network in Colorado
We obtained results for Southern Colorado Plateau Network in Colorado by compiling and analyzing data from one stratum.
Field technicians completed both planned surveys (100%) in 2025. Technicians conducted 22 point counts within the 2 surveyed grid cells between June 10 and June 11. They detected 42 bird species, including 12 priority species.
Bird Conservancy estimated densities (birds per square kilometer) for 79 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust density estimates (CV < 50%) for 1 species.
Bird Conservancy estimated the proportion of occupied plots throughout Southern Colorado Plateau Network in Colorado for 79 species that were detected in any year during which surveys were conducted, 0 of which are priority species. The data yielded robust occupancy estimates (CV < 50%) for 11 species.