BirdAnalyst
BBS Route · Missouri · BCR 24

Eugene Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 94 species recorded across 12 survey years, still active.

94Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
12Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2013–2025Span
3Observers

Bird Species Found on Missouri Eugene

Top 40 of 94 species by most recent count. Each links to its species trend.

Species recorded on the Eugene route.
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 →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 →History
European StarlingSturnidae702025+115%2015
Red-winged BlackbirdIcteridae562025-17%2015
Northern CardinalCardinalidae462025-6%2015
Indigo BuntingCardinalidae422025-11%2015
Blue JayCorvidae372025+132%2015
Barn SwallowHirundinidae342025+76%2015
Brown-headed CowbirdIcteridae302025+71%2015
House SparrowPasseridae302025-44%2015
Cliff SwallowHirundinidae29202515×2016
Mourning DoveColumbidae242025+42%2015
American RobinTurdidae242025-40%2015
Bank SwallowHirundinidae232024+475%2022
Eastern MeadowlarkIcteridae222025-26%2015
Tufted TitmouseParidae222025-58%2015
Eastern Wood-PeweeTyrannidae202025-29%2015
Chipping SparrowPasserellidae172025-33%2015
Summer TanagerCardinalidae162025+333%2015
Carolina WrenTroglodytidae152025+26%2015
Red-bellied WoodpeckerPicidae142025-49%2015
Turkey VultureCathartidae132025+68%2016
Common GrackleIcteridae122025-35%2015
Northern MockingbirdMimidae122025-36%2015
Blue-gray GnatcatcherPolioptilidae122025-8%2015
Field SparrowPasserellidae112025-10%2015
Eastern PhoebeTyrannidae102025-13%2015
Eastern BluebirdTurdidae102025-50%2015
Tree SwallowHirundinidae102024+81%2016
Northern BobwhiteOdontophoridae92025+13%2015
Downy WoodpeckerPicidae92025+156%2015
Eastern KingbirdTyrannidae92025-18%2015
American CrowCorvidae92025+7%2015
Orchard OrioleIcteridae92025+188%2015
White-breasted NuthatchSittidae92025-6%2015
Blue GrosbeakCardinalidae92025+81%2017
Red-headed WoodpeckerPicidae82025+300%2021
KilldeerCharadriidae72025+225%2016
Yellow-billed CuckooCuculidae72025-29%2015
Carolina ChickadeeParidae62025+37%2015
Wood ThrushTurdidae62025+240%2015
Yellow-breasted ChatIcteriidae62025+238%2018

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.