BirdAnalyst
BBS Route · Ohio · BCR 23

Bismark Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 108 species recorded across 25 survey years, no longer active.

108Species 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 →
25Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–1995Span
4Observers

Bird Species Found on Ohio Bismark

Top 40 of 108 species by most recent count. Each links to its species trend.

Species recorded on the Bismark 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 StarlingSturnidae3461995+54%1970
House SparrowPasseridae3391995-25%1970
Common GrackleIcteridae1961995+38%1970
Red-winged BlackbirdIcteridae1621995-40%1970
American RobinTurdidae1271995+241%1970
House FinchFringillidae108199512×1986
Mourning DoveColumbidae1011995+191%1970
Horned LarkAlaudidae861995+451%1970
MallardAnatidae841995+139%1971
Rock PigeonColumbidae781995+71%1972
Song SparrowPasserellidae721995+96%1970
KilldeerCharadriidae711995+273%1970
Ring-billed GullLaridae631995+53%1980
Northern CardinalCardinalidae371995+268%1970
Bank SwallowHirundinidae351995+1%1977
American GoldfinchFringillidae311995+79%1970
Canada GooseAnatidae311995+289%1984
Barn SwallowHirundinidae301995+164%1970
Vesper SparrowPasserellidae291995+431%1976
Chipping SparrowPasserellidae29199514×1970
Chimney SwiftApodidae281995+138%1970
Savannah SparrowPasserellidae261995+196%1971
Herring GullLaridae221995-54%1979
Brown-headed CowbirdIcteridae211995+167%1971
Yellow WarblerParulidae211995+55%1977
American CrowCorvidae181995+24%1970
Blue JayCorvidae151995+185%1970
Eastern MeadowlarkIcteridae151995-42%1970
Baltimore OrioleIcteridae151995+283%1971
Wood DuckAnatidae141995+433%1981
Cliff SwallowHirundinidae141971n/an/a
BobolinkIcteridae121995-43%1970
Indigo BuntingCardinalidae121995+378%1970
Gray CatbirdMimidae121995+178%1970
Northern House WrenTroglodytidae111995+75%1972
Great EgretArdeidae111995+383%1986
Willow FlycatcherTyrannidae101995+100%1977
Warbling VireoVireonidae101995+300%1978
Tufted TitmouseParidae101995+217%1971
Cedar WaxwingBombycillidae81995+213%1977

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