BirdAnalyst
Species · BCR 33 · BBS 2025 Release · 1966–2024

Verdin In Sonoran and Mojave Deserts

All regionsSonoran and Mojave DesertsArid-land birds

Verdin in Sonoran and Mojave Deserts has held roughly steady: down 6% on the route-weighted index since 1970.

-6%Since 1970
74Routes In Region
56Years

Notable Signals

No notable trend signals for Verdin in Sonoran and Mojave Deserts. See the full index history below.

Forecast

If the recent trend holds, Verdin in Sonoran and Mojave Deserts is projected to rise about 49% by 2029 — from 6.8 in 2024 to a central estimate of 10 (95% range 4.6–16). A 5-year backtest shows a typical error of ±60.6%, with 80% of held-out values landing inside the 95% band.

+49%Change by 2029
10Projected 2029 index
4.6–1695% range
±60.6%Backtest error
19682029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20259.94.415
202610.04.416
2027104.516
2028104.616
2029104.616

Routes In Sonoran and Mojave Deserts

Routes recording Verdin in Sonoran and Mojave Deserts.
Organ PipeARIZONA942023
Bates WellARIZONA532023
FlorenceARIZONA471988
Coachella CnCALIFORNIA462013
New RiverARIZONA432016
Cutter 2ARIZONA362018
Cabeza PrietARIZONA312024
Red Rock 2ARIZONA312024
Alamo Res.ARIZONA302024
Cibola LakeARIZONA262024
LukevilleARIZONA241981
AjoARIZONA202008
Imperial DamCALIFORNIA202010
WickenburgARIZONA172023
ArabyARIZONA162023
GlamisCALIFORNIA142018
RivieraARIZONA122024
BarstowCALIFORNIA121998
Ash MeadowsNEVADA122023
WikieupARIZONA112024
Ajo 2ARIZONA102022
DatelandARIZONA92024
Hope 2ARIZONA92019
Squaw PeakARIZONA81970
Palo VerdeARIZONA82013

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.