BirdAnalyst
Species · BBS 2025 Release · 1966–2024

Spot-breasted Oriole

IcteridaeForest birdsIcterus pectoralis

Spot-breasted Oriole has collapsed: down 83% on the route-weighted index since 1969.

-83%Since 1969TrendPercent 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 →
5RoutesSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
16Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

About the Spot-breasted Oriole

The Spot-breasted Oriole (Icterus pectoralis) is a North American member of the Blackbirds & Orioles (Icteridae). In this analysis it is grouped with the forest birds.

Size
6.5–17 in long (16–43 cm) — a small to medium songbird (typical for the family)
Habitat
Woodlands and forest edges, including wooded suburbs and parks.
Diet
Insects and spiders gleaned from foliage and bark, with seeds and berries in season.
Range
Recorded on 5 Breeding Bird Survey routes across 1 state, most concentrated in the Peninsular Florida.
Family
Icteridae · Forest birds

Notable Spot-breasted Oriole TrendsNotable 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 Spot-breasted Oriole. See the full index history below.

Where the Spot-breasted Oriole Is Detected

BBS routes recording Spot-breasted Oriole, sized by most recent count.

Spot-breasted Oriole Population Trend by State

Spot-breasted Oriole population trend by state.
TrendPercent 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 →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →Survey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
Florida-84%19695

Spot-breasted Oriole Population Trend by Region

Bird Conservation Regions are the ecological unit for trends.

Spot-breasted Oriole population trend by Bird Conservation Region.
TrendPercent 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 →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →Survey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
Peninsular Florida-86%19695

Spot-breasted Oriole Conservation Status

Our route-weighted index shows it down about 83% since 1969.

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. Trend is a route-weighted relative-abundance index, not an absolute population.