BirdAnalyst
Species · BCR 37 · BBS 2025 Release · 1966–2024

Baltimore Oriole In Gulf Coastal Prairie

All regionsGulf Coastal PrairieGeneralists

Baltimore Oriole in Gulf Coastal Prairie has declined: down 39% on the route-weighted index since 1970.

-39%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 →
5Routes 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 →
12YearsYears 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 Baltimore Oriole in Gulf Coastal Prairie. See the full index history below.

Routes In Gulf Coastal Prairie

Routes recording Baltimore Oriole in Gulf Coastal Prairie.
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 →
CreoleLOUISIANA21971
MamouLOUISIANA11971
EstherLOUISIANA11989
Ltl ChenierLOUISIANA12015
IndianolaTEXAS11985

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