BirdAnalyst
Species · BCR 34 · BBS 2026 Release · 1966–2025

Hooded Oriole In Sierra Madre Occidental

All regionsSierra Madre OccidentalForest birds

Hooded Oriole in Sierra Madre Occidental has edged down: down 15% on the route-weighted index since 1970.

-15%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 →
19Routes 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 Hooded Oriole in Sierra Madre Occidental. See the full index history below.

Hooded Oriole In Sierra Madre Occidental Population Forecast

If the recent trend holds, Hooded Oriole in Sierra Madre Occidental is projected to stay roughly flat through 2030, near 0.92 (95% range 0.13–1.7). A 5-year backtest shows a typical error of ±32.3%, with 100% of held-out values landing inside the 95% band.

-4%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 →
0.92Projected 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 →
0.13–1.795% 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 →
±32.3%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, Hooded Oriole in Sierra Madre Occidental is projected to stay roughly flat through 2030, near 0.92 (95% range 0.13–1.7). A 5-year backtest shows a typical error of ±32.3%, with 100% 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 →
20260.940.141.7
20270.940.141.7
20280.930.141.7
20290.930.131.7
20300.920.131.7

Routes In Sierra Madre Occidental

Routes recording Hooded Oriole in Sierra Madre Occidental.
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 →
PomereneARIZONA92025
RedingtonARIZONA92025
Skull ValleyARIZONA42023
SunizonaARIZONA31997
Peña BlancaARIZONA22025
PatagoniaARIZONA22025
WilliamsARIZONA22017
Bartlett ResARIZONA22025
CutterARIZONA22014
McnealARIZONA22024
PrescottARIZONA11995
Aztec PeakARIZONA11978
San SimonARIZONA12019
AmadoARIZONA12025
SahuaritaARIZONA12024
Carr MtnARIZONA12024
PortalARIZONA12025
Sunizona 2ARIZONA12023
DragoonARIZONA12006

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