BirdAnalyst
BBS Route · Ohio · BCR 22

Marion Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 105 species recorded across 39 survey years, no longer active.

105Species 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 →
39Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2023Span
9Observers

Bird Species Found on Ohio Marion

Top 40 of 105 species by most recent count. Each links to its species trend.

Species recorded on the Marion 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
House SparrowPasseridae1252023-30%1968
European StarlingSturnidae1162023+28%1968
American RobinTurdidae992023+125%1968
Red-winged BlackbirdIcteridae952023-71%1968
Northern CardinalCardinalidae612023+626%1968
Mourning DoveColumbidae482023+49%1968
Song SparrowPasserellidae472023-35%1968
Common GrackleIcteridae402023-50%1968
Chipping SparrowPasserellidae37202312×1968
Canada GooseAnatidae362021+9%1990
American GoldfinchFringillidae342023+120%1968
Barn SwallowHirundinidae272023+210%1968
American CrowCorvidae262023+113%1968
Northern House WrenTroglodytidae252023+162%1968
Gray CatbirdMimidae242023+888%1968
Blue JayCorvidae232023+306%1968
House FinchFringillidae212023+3%1990
Indigo BuntingCardinalidae202023+177%1968
Field SparrowPasserellidae192023-10%1968
Common YellowthroatParulidae192023+28%1968
Tree SwallowHirundinidae162023+560%1973
MallardAnatidae142023+89%1989
Chimney SwiftApodidae132023-59%1968
Brown-headed CowbirdIcteridae132023+73%1968
Turkey VultureCathartidae132023+333%1972
KilldeerCharadriidae112023+160%1968
White-breasted NuthatchSittidae102023+186%1973
Carolina ChickadeeParidae102023+320%1982
Carolina WrenTroglodytidae92023+775%1971
BobolinkIcteridae61983-57%1968
Downy WoodpeckerPicidae52023+240%1969
Eastern Wood-PeweeTyrannidae52023+317%1968
Purple MartinHirundinidae52023-68%1968
Wood ThrushTurdidae52023+533%1970
Wood DuckAnatidae42006+100%1972
Red-bellied WoodpeckerPicidae42023+500%1970
Baltimore OrioleIcteridae42022+114%1968
Warbling VireoVireonidae42023-36%1968
Yellow WarblerParulidae42023+63%1968
Tufted TitmouseParidae42023-33%1968

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.