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Species · BCR 32 · BBS 2026 Release · 1966–2025

Mourning Dove In Coastal California

All regionsCoastal CaliforniaGeneralists

Mourning Dove in Coastal California has held roughly steady: down 1% on the route-weighted index since 1970.

-1%Since 1970TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
122Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
57YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for Mourning Dove in Coastal California. See the full index history below.

Mourning Dove In Coastal California Population Forecast

If the recent trend holds, Mourning Dove in Coastal California is projected to fall about 14% by 2030 — from 33 in 2025 to a central estimate of 28 (95% range 17–40). A 5-year backtest shows a typical error of ±22.4%, with 80% of held-out values landing inside the 95% band.

-14%Change by 2030TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
28Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
17–4095% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±22.4%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, Mourning Dove in Coastal California is projected to fall about 14% by 2030 — from 33 in 2025 to a central estimate of 28 (95% range 17–40). A 5-year backtest shows a typical error of ±22.4%, with 80% of held-out values landing inside the 95% band.19682030
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
2026291840
2027291840
2028291840
2029291840
2030281740

Routes In Coastal California

Routes recording Mourning Dove in Coastal California.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
Tres Pinos 2CALIFORNIA1082011
OrlandCALIFORNIA1072022
White RiverCALIFORNIA1061992
Harbor LakeCALIFORNIA1041991
ParkfieldCALIFORNIA922025
HughsonCALIFORNIA882025
AtwaterCALIFORNIA882012
GlennCALIFORNIA862025
AthloneCALIFORNIA762007
TranquillityCALIFORNIA732024
CoalingaCALIFORNIA712022
OilfieldsCALIFORNIA702013
CaruthersCALIFORNIA681987
ZamoraCALIFORNIA672025
AdelaidaCALIFORNIA662025
Ora LomaCALIFORNIA622025
CrestonCALIFORNIA582024
Yolla BollyCALIFORNIA582025
SangerCALIFORNIA572024
LockwoodCALIFORNIA572025
BakersfieldCALIFORNIA532023
Orange CoveCALIFORNIA532016
Yokohl ValCALIFORNIA511997
PenningtonCALIFORNIA502025
Red BluffCALIFORNIA482025

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.