BirdAnalyst
Species · BCR 16 · BBS 2026 Release · 1966–2025

American Pipit In Southern Rockies / Colorado Plateau

All regionsSouthern Rockies / Colorado PlateauGrassland birds

American Pipit in Southern Rockies / Colorado Plateau has edged down: down 16% on the route-weighted index since 1986.

-16%Since 1986TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
23Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
38YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for American Pipit in Southern Rockies / Colorado Plateau. See the full index history below.

American Pipit In Southern Rockies / Colorado Plateau Population Forecast

If the recent trend holds, American Pipit in Southern Rockies / Colorado Plateau is projected to stay roughly flat through 2030, near 0.18 (95% range 0.00–0.46). A 5-year backtest shows a typical error of ±176.5%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2030TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
0.18Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.4695% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±176.5%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, American Pipit in Southern Rockies / Colorado Plateau is projected to stay roughly flat through 2030, near 0.18 (95% range 0.00–0.46). A 5-year backtest shows a typical error of ±176.5%, with 100% of held-out values landing inside the 95% band.19702030
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20260.180.000.46
20270.180.000.46
20280.180.000.46
20290.180.000.46
20300.180.000.46

Routes In Southern Rockies / Colorado Plateau

Routes recording American Pipit in Southern Rockies / Colorado Plateau.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
Lake CityCOLORADO192003
Mount EvansCOLORADO182024
Trail Ridge RoadCOLORADO152014
Gold HillCOLORADO91998
Willow PeakCOLORADO32025
BufordWYOMING31977
ThomasvilleCOLORADO21993
TincupCOLORADO21999
ComoCOLORADO22014
Marshall PasCOLORADO22003
Navajo LakeUTAH21970
Ryan ParkWYOMING22025
ParlinCOLORADO11986
Red CliffCOLORADO12007
UncompahgreCOLORADO12016
SummitvilleCOLORADO12025
Guanella PasCOLORADO12016
Rollins PassCOLORADO12003
Weston Pass 2COLORADO12025
Mt. TaylorNEW-MEXICO12007
Grizzly RdgeUTAH12016
Fish Lake NfUTAH11999
FerronUTAH12006

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.