BirdAnalyst
Species · BCR 28 · BBS 2025 Release · 1966–2024

Common Yellowthroat In Appalachian Mountains

All regionsAppalachian MountainsForest birds

Common Yellowthroat in Appalachian Mountains has edged down: down 20% on the route-weighted index since 1968.

-20%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 →
398Routes 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 →

No notable trend signals for Common Yellowthroat in Appalachian Mountains. See the full index history below.

Common Yellowthroat In Appalachian Mountains Population Forecast

If the recent trend holds, Common Yellowthroat in Appalachian Mountains is projected to stay roughly flat through 2029, near 10 (95% range 7.6–13). A 5-year backtest shows a typical error of ±20.5%, with 100% of held-out values landing inside the 95% band.

+2%Change 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 →
10Projected 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 →
7.6–1395% 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 →
±20.5%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, Common Yellowthroat in Appalachian Mountains is projected to stay roughly flat through 2029, near 10 (95% range 7.6–13). A 5-year backtest shows a typical error of ±20.5%, 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 →
2025117.913
2026117.813
2027107.813
2028107.713
2029107.613

Routes In Appalachian Mountains

Routes recording Common Yellowthroat in Appalachian Mountains.
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 →
PaintsvilleKENTUCKY881995
StaffordsvilKENTUCKY601997
DrydenNEW-YORK562024
OmegaOHIO482024
McdonoughNEW-YORK462017
MeridaleNEW-YORK442024
DresdenOHIO422024
OneontaNEW-YORK412024
OxfordNEW-YORK401976
FinzelMARYLAND372024
EldredPENNSYLVANIA372022
English CtrPENNSYLVANIA351989
S BerneNEW-YORK342013
CattaraugusNEW-YORK342019
RoulettePENNSYLVANIA342021
S Berne 2NEW-YORK332024
ArnotPENNSYLVANIA332024
SusquehannaPENNSYLVANIA332024
JenningsMARYLAND322024
N WashingtonPENNSYLVANIA322024
AustinvillePENNSYLVANIA322024
StarlightPENNSYLVANIA321999
KehoeKENTUCKY311992
Little MarshPENNSYLVANIA312024
DuvallPENNSYLVANIA312021

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