Species · BCR 5 · BBS 2025 Release · 1966–2024

Red-winged Blackbird In Northern Pacific Rainforest

Red-winged Blackbird in Northern Pacific Rainforest has risen sharply: up 72% on the route-weighted index since 1970.

+72%Since 1970
110Routes In Region
56Years

Notable Signals

long arc increasecomputed index

Red-winged Blackbird has risen sharply in Northern Pacific Rainforest: up 72% on the route-weighted index since 1970.

Forecast

If the recent trend holds, Red-winged Blackbird in Northern Pacific Rainforest is projected to fall about 22% by 2029 — from 8.5 in 2024 to a central estimate of 6.6 (95% range 2.4–11). A 5-year backtest shows a typical error of ±11.9%, with 100% of held-out values landing inside the 95% band.

-22%Change by 2029
6.6Projected 2029 index
2.41195% range
±11.9%Backtest error
19682029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20256.92.711
20266.82.611
20276.72.511
20286.72.511
20296.62.411

Routes In Northern Pacific Rainforest

Routes recording Red-winged Blackbird in Northern Pacific Rainforest.
MendotaWASHINGTON1121988
DaytonOREGON842024
AdairOREGON582024
Nicolai Mtn.OREGON572024
GazelleCALIFORNIA562021
YrekaCALIFORNIA542019
Bay ViewWASHINGTON532017
MontesandWASHINGTON452024
DerbyOREGON441993
South ElmaWASHINGTON432024
McminnvilleOREGON342024
SalemOREGON332024
NavarroCALIFORNIA302011
Crescent CtyCALIFORNIA282024
Warm BeachWASHINGTON272017
Mendota 3WASHINGTON222024
Port AngelesWASHINGTON212024
CarnationWASHINGTON212024
Emigrant Lake 2OREGON202024
RaymondWASHINGTON202021
EverettWASHINGTON192024
Warm Beach 2WASHINGTON182024
Emigrant LkOREGON162001
MukilteoWASHINGTON162024
Hay ForkCALIFORNIA142017

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