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

American Coot In Sonoran and Mojave Deserts

All regionsSonoran and Mojave DesertsWetland birds

American Coot in Sonoran and Mojave Deserts has declined: down 34% on the route-weighted index since 1975.

-34%Since 1975
26Routes In Region
51Years

Notable Signals

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

Forecast

If the recent trend holds, American Coot in Sonoran and Mojave Deserts is projected to fall about 100% by 2029 — from 0.07 in 2024 to a central estimate of 0.00 (95% range 0.00–4.0). A 5-year backtest shows a typical error of ±190.6%, with 100% of held-out values landing inside the 95% band.

-100%Change by 2029
0.00Projected 2029 index
0.00–4.095% range
±190.6%Backtest error
19732029
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
20250.000.004.0
20260.000.004.0
20270.000.004.0
20280.000.004.0
20290.000.004.0

Routes In Sonoran and Mojave Deserts

Routes recording American Coot in Sonoran and Mojave Deserts.
ArabyARIZONA112023
Palo Verde 2ARIZONA52023
Willow Beach 2ARIZONA32018
Alamo RiverCALIFORNIA31992
Cibola LakeARIZONA22022
Casa GrandeARIZONA22022
Haiwee ResCALIFORNIA22002
LenwoodCALIFORNIA21978
Coachella CnCALIFORNIA21978
BlytheCALIFORNIA21976
Imperial DamCALIFORNIA22010
BrawleyCALIFORNIA22007
Ash MeadowsNEVADA22024
VicksburgARIZONA11988
LagunaARIZONA12011
DatelandARIZONA12001
CoolidgeARIZONA11979
Alamo Res.ARIZONA12016
Palo VerdeARIZONA12001
Calif CityCALIFORNIA11978
Parker DamCALIFORNIA12007
Palo VerdeCALIFORNIA12023
Lucerne ValCALIFORNIA11978
NilandCALIFORNIA12023
Lone PineCALIFORNIA11992

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