BirdAnalyst
Species · Utah · BBS 2025 Release · 1966–2024

Bushtit Population Trend in Utah

All statesGeneralists

Bushtit in Utah has fallen sharply: down 50% on the route-weighted index since 1985.

-50%Since 1985
50Routes In State
39Years

Notable Bushtit Trends in Utah

long arc declinecomputed index

Bushtit has fallen sharply in Utah: down 50% on the route-weighted index since 1985.

Bushtit Population Forecast in Utah

If the recent trend holds, Bushtit in Utah is projected to fall about 82% by 2029 — from 0.93 in 2024 to a central estimate of 0.17 (95% range 0.00–1.3). A 5-year backtest shows a typical error of ±80.9%, with 100% of held-out values landing inside the 95% band.

-82%Change by 2029
0.17Projected 2029 index
0.00–1.395% range
±80.9%Backtest error
19692029
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
20250.220.001.3
20260.210.001.3
20270.200.001.3
20280.180.001.3
20290.170.001.3

Bushtit Survey Routes in Utah

Routes recording Bushtit in Utah.
Shivwitz2320241993
Navajo Lake2219691969
La Sal 21320062005
Canyonlands1020061995
Ferron1020092000
La Sal 31020242007
Fayette820061993
Fish Lake Nf820242000
Willow Creek620061997
Moab620241996
Main Canyon620151989
Arches Np520062005
Jericho Junction519971997
Oak City420052005
Dragerton419691969
Richfield420181996
Moquith Mtn420131987
Moon Lake 2320172017
Bryce Canyon320062006
Lynn320212021
Hatch320242000
Newcastle320221997
Alton320102000
Escalante320241998
Bullfrog Bay320042004

Bushtit Population Trend in Other States

arizonacaliforniacoloradoidahonevadanew-mexicooregontexaswashingtonwyoming

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