BirdAnalyst
BBS Route · Ohio · BCR 22

Cosmos Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 83 species recorded across 27 survey years, still active.

83Species 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 →
27Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2019Span
6Observers

Bird Species Found on Ohio Cosmos

Top 40 of 83 species by most recent count. Each links to its species trend.

Species recorded on the Cosmos 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 StarlingSturnidae902019+79%1972
Red-winged BlackbirdIcteridae822019-75%1972
American RobinTurdidae702019+203%1972
Mourning DoveColumbidae602019+174%1972
House SparrowPasseridae572019-78%1972
KilldeerCharadriidae44201911×1972
Common GrackleIcteridae402019+78%1972
Barn SwallowHirundinidae362019+335%1972
Horned LarkAlaudidae252019-36%1972
Song SparrowPasserellidae162019-59%1972
Savannah SparrowPasserellidae151999+23%1972
Northern CardinalCardinalidae82019+50%1972
Indigo BuntingCardinalidae72019+64%1972
Chipping SparrowPasserellidae7201914×1978
Red-bellied WoodpeckerPicidae62019+250%1972
Eastern KingbirdTyrannidae62010+100%1973
Blue JayCorvidae62019+125%1973
Field SparrowPasserellidae62019+10%1973
DickcisselCardinalidae62019-29%1972
Northern House WrenTroglodytidae52019+333%1972
Gray CatbirdMimidae52019+167%1973
Tree SwallowHirundinidae52019+50%1999
Red-eyed VireoVireonidae42019+200%1973
Carolina ChickadeeParidae42012+133%1973
Rock PigeonColumbidae32019-43%1972
American CrowCorvidae32019+21%1972
American GoldfinchFringillidae32019+71%1972
Vesper SparrowPasserellidae32012-71%1972
Baltimore OrioleIcteridae32019+43%1977
Red-tailed HawkAccipitridae32019-13%1979
Cedar WaxwingBombycillidae32001+50%1997
Great Blue HeronArdeidae22012+40%1973
Northern BobwhiteOdontophoridae22002-95%1972
Ring-necked PheasantPhasianidae22002-22%1973
Chimney SwiftApodidae22012+50%1972
Brown-headed CowbirdIcteridae22019-41%1972
Eastern MeadowlarkIcteridae22019-83%1972
Orchard OrioleIcteridae21999+50%1985
Common YellowthroatParulidae22019+33%1974
Tufted TitmouseParidae22012-47%1972

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