BirdAnalyst
Species · BCR 32 · BBS 2025 Release · 1966–2024

Pinyon Jay In Coastal California

All regionsCoastal CaliforniaGeneralists

Pinyon Jay in Coastal California has held roughly steady: down 7% on the route-weighted index since 1972.

-7%Since 1972
8Routes In Region
29Years

Notable Signals

No notable trend signals for Pinyon Jay in Coastal California. See the full index history below.

Forecast

If the recent trend holds, Pinyon Jay in Coastal California is projected to stay roughly flat through 2029, near 0.46 (95% range 0.00–1.1). A 5-year backtest shows a typical error of ±143.7%, with 100% of held-out values landing inside the 95% band.

+9%Change by 2029
0.46Projected 2029 index
0.00–1.195% range
±143.7%Backtest error
19692029
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
20250.450.001.1
20260.450.001.1
20270.460.001.1
20280.460.001.1
20290.460.001.1

Routes In Coastal California

Routes recording Pinyon Jay in Coastal California.
WoodlandsCALIFORNIA202024
AnzaCALIFORNIA151976
Lockwood ValCALIFORNIA52003
Lake HemetCALIFORNIA41986
Mt PinosCALIFORNIA31994
Big BearCALIFORNIA21979
Green ValleyCALIFORNIA22022
Anza 2CALIFORNIA22017

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