BirdAnalyst
BBS Route · Ohio · BCR 23

Graytown Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 83 species recorded across 18 survey years, no longer active.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 →
18Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–1984Span
3Observers

Bird Species Found on Ohio Graytown

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

Species recorded on the Graytown 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 SparrowPasseridae2991984-1%1968
Ring-billed GullLaridae1981984+154%1969
European StarlingSturnidae1351984-22%1968
Red-winged BlackbirdIcteridae1331984-19%1968
Common GrackleIcteridae1101984+1%1968
American RobinTurdidae651984+54%1968
KilldeerCharadriidae481984+483%1968
MallardAnatidae441984+86%1968
Song SparrowPasserellidae291984-28%1968
Purple MartinHirundinidae241984-76%1968
Barn SwallowHirundinidae221984+84%1968
Mourning DoveColumbidae201984-51%1968
Horned LarkAlaudidae191984+46%1969
Great Blue HeronArdeidae161984-9%1968
American GoldfinchFringillidae151984+25%1969
Indigo BuntingCardinalidae131984+100%1970
Chimney SwiftApodidae101984+150%1968
Tree SwallowHirundinidae101984+925%1973
Yellow WarblerParulidae101984+217%1970
Herring GullLaridae91984+50%1970
Rock PigeonColumbidae81984-54%1968
BobolinkIcteridae81984+44%1968
Canada GooseAnatidae81984+356%1976
Common YellowthroatParulidae71984+58%1972
Northern House WrenTroglodytidae71984+63%1968
American CrowCorvidae61982-60%1968
Brown-headed CowbirdIcteridae61984+64%1972
Savannah SparrowPasserellidae61984-11%1968
Chipping SparrowPasserellidae61984+86%1975
Bank SwallowHirundinidae61976-69%1971
Eastern MeadowlarkIcteridae51984-38%1968
Blue-winged TealAnatidae41973+100%1966
Baltimore OrioleIcteridae41984+167%1971
Warbling VireoVireonidae41984-40%1970
Field SparrowPasserellidae41984+60%1971
Black-crowned Night HeronArdeidae31984-50%1970
Northern CardinalCardinalidae31984-25%1968
Black TernLaridae21973-60%1967
Green HeronArdeidae21978+140%1968
Ring-necked PheasantPhasianidae21984-67%1968

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