BirdAnalyst
Species · BCR 9 · BBS 2026 Release · 1966–2025

Ring-necked Pheasant In Great Basin

All regionsGreat BasinGame birds

Ring-necked Pheasant in Great Basin has declined: down 36% on the route-weighted index since 1970.

-36%Since 1970TrendPercent 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 →
138Routes 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 →
57YearsYears 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 Ring-necked Pheasant in Great Basin. See the full index history below.

Ring-necked Pheasant In Great Basin Population Forecast

If the recent trend holds, Ring-necked Pheasant in Great Basin is projected to fall about 40% by 2030 — from 4.0 in 2025 to a central estimate of 2.4 (95% range 0.00–6.7). A 5-year backtest shows a typical error of ±15.5%, with 100% of held-out values landing inside the 95% band.

-40%Change 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 →
2.4Projected 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 →
0.00–6.795% 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 →
±15.5%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, Ring-necked Pheasant in Great Basin is projected to fall about 40% by 2030 — from 4.0 in 2025 to a central estimate of 2.4 (95% range 0.00–6.7). A 5-year backtest shows a typical error of ±15.5%, with 100% of held-out values landing inside the 95% band.19682030
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 →
20262.90.007.2
20272.70.007.0
20282.60.006.9
20292.50.006.8
20302.40.006.7

Routes In Great Basin

Routes recording Ring-necked Pheasant in Great Basin.
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 →
Fish LakeOREGON642025
PrestonIDAHO612023
MaldenWASHINGTON562025
EwanWASHINGTON512019
Ewan 2WASHINGTON472025
OrdnanceOREGON441979
MesaWASHINGTON432008
DorrisCALIFORNIA422019
PendletonOREGON422025
UmatillaOREGON412025
KeystoneWASHINGTON272025
OdessaWASHINGTON252025
Bear RiverUTAH242025
Fandango CanOREGON231998
WilburWASHINGTON232025
SpringfieldIDAHO222018
MontagueOREGON192025
ReardanWASHINGTON192025
OthelloWASHINGTON191991
GiffordIDAHO172017
AdrianOREGON172025
Lone RockOREGON162024
PomeroyWASHINGTON162024
HarringtonWASHINGTON142012
Glenns FerryIDAHO131986

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