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

Sora In Northern Pacific Rainforest

Sora in Northern Pacific Rainforest has held roughly steady: down 6% on the route-weighted index since 1986.

-6%Since 1986
22Routes In Region
29Years

Notable Signals

No notable trend signals for Sora in Northern Pacific Rainforest. See the full index history below.

Forecast

If the recent trend holds, Sora in Northern Pacific Rainforest is projected to stay roughly flat through 2029, near 0.02 (95% range 0.00–0.06). A 5-year backtest shows a typical error of ±49.1%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029
0.02Projected 2029 index
0.000.0695% range
±49.1%Backtest error
19742029
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
20250.020.000.06
20260.020.000.06
20270.020.000.06
20280.020.000.06
20290.020.000.06

Routes In Northern Pacific Rainforest

Routes recording Sora in Northern Pacific Rainforest.
MendotaWASHINGTON31977
CarnationWASHINGTON32008
AdairOREGON22022
ProspectOREGON22013
ScappooseOREGON22010
Bay ViewWASHINGTON21998
HainesALASKA12024
Crescent CtyCALIFORNIA12024
YrekaCALIFORNIA12014
ScioOREGON11986
Elk LakeOREGON11993
CanbyOREGON11999
Blue RiverOREGON12002
CoquilleOREGON12023
McminnvilleOREGON11994
Port AngelesWASHINGTON11992
KamilcheWASHINGTON11977
EverettWASHINGTON12024
South ElmaWASHINGTON12003
Mt St HelensWASHINGTON12005
Mendota 2WASHINGTON11993
Mendota 3WASHINGTON12022

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