BirdAnalyst
Species · BCR 13 · BBS 2025 Release · 1966–2024

Ring-necked Pheasant In Lower Great Lakes / St. Lawrence Plain

All regionsLower Great Lakes / St. Lawrence PlainGrassland birds

Ring-necked Pheasant in Lower Great Lakes / St. Lawrence Plain has collapsed: down 99% on the route-weighted index since 1968.

-99%Since 1968TrendPercent 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 →
75Routes 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 →
58YearsYears 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 →

long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Ring-necked Pheasant has collapsed in Lower Great Lakes / St. Lawrence Plain: down 99% on the route-weighted index since 1968.

Forecast

If the recent trend holds, Ring-necked Pheasant in Lower Great Lakes / St. Lawrence Plain is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–2.6). A 5-year backtest shows a typical error of ±2944.4%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029TrendPercent 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 →
0.00Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–2.695% 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 →
±2944.4%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 Lower Great Lakes / St. Lawrence Plain is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–2.6). A 5-year backtest shows a typical error of ±2944.4%, with 100% of held-out values landing inside the 95% band.19662029
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 →
20250.000.002.6
20260.000.002.6
20270.000.002.6
20280.000.002.6
20290.000.002.6

Routes In Lower Great Lakes / St. Lawrence Plain

Routes recording Ring-necked Pheasant in Lower Great Lakes / St. Lawrence Plain.
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 →
Cherry HillNEW-YORK112010
CayugaNEW-YORK51996
N VictoryNEW-YORK51972
RomulusNEW-YORK42000
St JohnsburgNEW-YORK42019
E YoungstownNEW-YORK42023
WatertownNEW-YORK32009
OneidaNEW-YORK31992
Ferris CrnrsPENNSYLVANIA31995
AusterlitzNEW-YORK21990
RushvilleNEW-YORK22011
NashvilleNEW-YORK22002
PulaskiNEW-YORK21981
ClintonNEW-YORK22008
LattasburgOHIO22003
North PownalVERMONT21992
RhinebeckNEW-YORK12013
HighlandNEW-YORK11970
W ShokanNEW-YORK12012
CatskillsNEW-YORK12000
GhentNEW-YORK11998
Ballston LkNEW-YORK11970
DuanesburgNEW-YORK11997
Oriskany FlsNEW-YORK12016
MacdougallNEW-YORK12003

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