BirdAnalyst
Species · BCR 36 · BBS 2026 Release · 1966–2025

Hooded Oriole In Tamaulipan Brushlands

All regionsTamaulipan BrushlandsForest birds

Hooded Oriole in Tamaulipan Brushlands has surged: up 942% on the route-weighted index since 1976.

+942%Since 1976TrendPercent 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 →
26Routes 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 →
46YearsYears 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 →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Hooded Oriole has surged in Tamaulipan Brushlands: up 942% on the route-weighted index since 1976.

Hooded Oriole In Tamaulipan Brushlands Population Forecast

If the recent trend holds, Hooded Oriole in Tamaulipan Brushlands is projected to rise about 106% by 2030 — from 0.82 in 2025 to a central estimate of 1.7 (95% range 0.77–2.6). A 5-year backtest shows a typical error of ±45.6%, with 80% of held-out values landing inside the 95% band.

+106%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 →
1.7Projected 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 →
0.77–2.695% 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 →
±45.6%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 Tamaulipan Brushlands is projected to rise about 106% by 2030 — from 0.82 in 2025 to a central estimate of 1.7 (95% range 0.77–2.6). A 5-year backtest shows a typical error of ±45.6%, with 80% of held-out values landing inside the 95% band.19702030
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 →
20261.60.652.5
20271.60.682.5
20281.60.712.5
20291.70.742.6
20301.70.772.6

Routes In Tamaulipan Brushlands

Routes recording Hooded Oriole in Tamaulipan Brushlands.
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 →
RachalTEXAS92023
Agua NuevaTEXAS92023
LaredoTEXAS62023
RaymondvilleTEXAS42025
SejitaTEXAS32024
KingsvilleTEXAS22023
RandadoTEXAS22025
Mirando CityTEXAS22023
CatarinaTEXAS21997
El SauzTEXAS22015
DilleyTEXAS22023
GuerraTEXAS22023
ZapataTEXAS11987
EncinalTEXAS12002
San YgnacioTEXAS11981
George WestTEXAS12025
La PryorTEXAS12002
HondoTEXAS12023
El IndioTEXAS12001
Encinal 2TEXAS12025
Catarina 3TEXAS12025
ProgresoTEXAS12010
Pedro CreekTEXAS12005
HeidelbergTEXAS12023
Millett 2TEXAS12021

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