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

Blue-gray Gnatcatcher In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestForest birds

Blue-gray Gnatcatcher in Northern Pacific Rainforest has declined: down 47% on the route-weighted index since 1970.

-47%Since 1970
19Routes In Region
55Years

Notable Signals

No notable trend signals for Blue-gray Gnatcatcher in Northern Pacific Rainforest. See the full index history below.

Forecast

If the recent trend holds, Blue-gray Gnatcatcher in Northern Pacific Rainforest is projected to rise about 92% by 2029 — from 0.11 in 2024 to a central estimate of 0.20 (95% range 0.02–0.39). A 5-year backtest shows a typical error of ±439.3%, with 80% of held-out values landing inside the 95% band.

+92%Change by 2029
0.20Projected 2029 index
0.02–0.3995% range
±439.3%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
20250.200.020.38
20260.200.020.39
20270.200.020.39
20280.200.020.39
20290.200.020.39

Routes In Northern Pacific Rainforest

Routes recording Blue-gray Gnatcatcher in Northern Pacific Rainforest.
HullvilleCALIFORNIA122019
Hay ForkCALIFORNIA92017
French GulchCALIFORNIA62007
Friday RidgeCALIFORNIA52024
DaytonOREGON51997
LongvaleCALIFORNIA42023
Shasta LakeCALIFORNIA32024
Mt ShastaCALIFORNIA32018
Junction CtyCALIFORNIA22011
Offield MtnCALIFORNIA22003
Orleans 2CALIFORNIA22014
GazelleCALIFORNIA22019
HolmesCALIFORNIA11969
OrleansCALIFORNIA12006
LaytonvilleCALIFORNIA12002
Days CreekOREGON12016
DerbyOREGON11993
Sams ValleyOREGON12018
RuchOREGON12004

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