BirdAnalyst
Species · BCR 5 · BBS 2026 Release · 1966–2025

American Crow In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestGeneralists

American Crow in Northern Pacific Rainforest has edged down: down 11% on the route-weighted index since 1970.

-11%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 →
134Routes 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 American Crow in Northern Pacific Rainforest. See the full index history below.

American Crow In Northern Pacific Rainforest Population Forecast

If the recent trend holds, American Crow in Northern Pacific Rainforest is projected to stay roughly flat through 2030, near 16 (95% range 9.7–23). A 5-year backtest shows a typical error of ±7.8%, with 100% of held-out values landing inside the 95% band.

-1%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 →
16Projected 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 →
9.7–2395% 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 →
±7.8%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 Crow in Northern Pacific Rainforest is projected to stay roughly flat through 2030, near 16 (95% range 9.7–23). A 5-year backtest shows a typical error of ±7.8%, 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 →
20261710.023
2027179.923
2028179.823
2029169.823
2030169.723

Routes In Northern Pacific Rainforest

Routes recording American Crow in Northern Pacific Rainforest.
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 →
TualatinOREGON982025
Zimovia StrtALASKA832025
Port AngelesWASHINGTON722025
TaholahWASHINGTON722022
Sitka (Short)ALASKA711992
HainesALASKA692025
Crescent CtyCALIFORNIA662025
South ElmaWASHINGTON662024
MendotaWASHINGTON641988
WedderburnOREGON582025
Mendota 2WASHINGTON502000
CarnationWASHINGTON452025
ScioOREGON432025
MukilteoWASHINGTON432025
GlasgowOREGON422025
IlwacoWASHINGTON392025
SkagwayALASKA342025
IssaquahWASHINGTON341987
EverettWASHINGTON342025
Juneau AltALASKA331986
ZaremboALASKA322024
ElktonOREGON322025
CamasWASHINGTON322018
Vashon Is.WASHINGTON312025
HauserOREGON291985

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