BirdAnalyst
BBS Route · Ohio · BCR 28

Bolins Mills Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 105 species recorded across 57 survey years, still 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 →
57Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2025Span
6Observers

Bird Species Found on Ohio Bolins Mills

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

Species recorded on the Bolins Mills 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
Wood ThrushTurdidae382025+91%1969
American CrowCorvidae362025+19%1968
Northern CardinalCardinalidae252025-30%1968
Mourning DoveColumbidae242025+305%1968
White-eyed VireoVireonidae232025+65%1968
American RobinTurdidae222025+50%1968
European StarlingSturnidae202025-67%1968
Red-winged BlackbirdIcteridae202025-23%1968
Song SparrowPasserellidae202025+69%1968
Eastern TowheePasserellidae192025-7%1968
Common GrackleIcteridae182025-19%1968
Indigo BuntingCardinalidae182025-43%1968
Chimney SwiftApodidae132025-67%1968
Hooded WarblerParulidae132025+133%1968
Eastern Wood-PeweeTyrannidae122025+14%1968
Red-eyed VireoVireonidae122025+49%1968
Common YellowthroatParulidae112025-36%1968
Gray CatbirdMimidae112025+56%1968
Blue JayCorvidae92025-24%1968
Tufted TitmouseParidae92025-55%1968
Carolina ChickadeeParidae92025+58%1968
Acadian FlycatcherTyrannidae82025+0%1968
Field SparrowPasserellidae72025-87%1968
OvenbirdParulidae72025+108%1968
White-breasted NuthatchSittidae72025+625%1968
Red-bellied WoodpeckerPicidae62025+233%1968
Chipping SparrowPasserellidae62025-52%1968
Scarlet TanagerCardinalidae62025-11%1968
Barn SwallowHirundinidae62025+117%1968
Blue-gray GnatcatcherPolioptilidae62025+350%1968
American RedstartParulidae62025+200%1970
Carolina WrenTroglodytidae62025+138%1969
Black VultureCathartidae62024+500%2021
House SparrowPasseridae52025-90%1968
Turkey VultureCathartidae52025+233%1971
Downy WoodpeckerPicidae42025+200%1969
American GoldfinchFringillidae42025-79%1968
Red-shouldered HawkAccipitridae42024+200%1990
Wood DuckAnatidae32001-36%1970
Rock PigeonColumbidae32025-90%1969

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