BirdAnalyst
Species · BCR 2 · BBS 2025 Release · 1966–2024

Fox Sparrow In BCR 2

All regionsBCR 2Generalists

Fox Sparrow in BCR 2 has declined: down 32% on the route-weighted index since 1985.

-32%Since 1985
23Routes In Region
41Years

Notable Signals

No notable trend signals for Fox Sparrow in BCR 2. See the full index history below.

Forecast

If the recent trend holds, Fox Sparrow in BCR 2 is projected to stay roughly flat through 2029, near 54 (95% range 7.7–101). A 5-year backtest shows a typical error of ±11.8%, with 100% of held-out values landing inside the 95% band.

+8%Change by 2029
54Projected 2029 index
7.7–10195% range
±11.8%Backtest error
19832029
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
2025547.7101
2026547.7101
2027547.7101
2028547.7101
2029547.7101

Routes In BCR 2

Routes recording Fox Sparrow in BCR 2.
ChiniakALASKA1682024
Kodiak 2ALASKA1402024
KodiakALASKA1071984
Gweek RiverALASKA782002
St. Mary'SALASKA682014
NomeALASKA632023
TupuknukALASKA521995
Salmon LakeALASKA492024
CouncilALASKA442024
DillinghamALASKA392019
Selawik (Short)ALASKA361987
Dillingham (Short)ALASKA311984
TellerALASKA202024
Kugarak (Short)ALASKA171987
Cape NomeALASKA152024
King SalmonALASKA132024
Kotzebue (Short)ALASKA61994
Cold BayALASKA32024
Togiak RiverALASKA32005
Kanektok RivALASKA32005
KotzebueALASKA22024
Katmai N.P.ALASKA12013
Goodnews BayALASKA12005

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