Species · BCR 33 · BBS 2025 Release · 1966–2024
Common Nighthawk In Sonoran and Mojave Deserts
Common Nighthawk in Sonoran and Mojave Deserts has collapsed: down 81% on the route-weighted index since 1995.
-81%Since 1995
4Routes In Region
13Years
Notable Signals
long arc declinecomputed index
Common Nighthawk has collapsed in Sonoran and Mojave Deserts: down 81% on the route-weighted index since 1995.
Routes In Sonoran and Mojave Deserts
| Imperial Dam | CALIFORNIA | 22 | 1991 |
| Antares | ARIZONA | 1 | 2012 |
| Cutter 2 | ARIZONA | 1 | 2017 |
| Haiwee Res | CALIFORNIA | 1 | 2000 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.