BirdAnalyst
BBS Route · Indiana · BCR 24

Millersburg Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 101 species recorded across 32 survey years, still active.

101Species 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 →
32Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1981–2024Span
6Observers

Bird Species Found on Indiana Millersburg

Top 40 of 101 species by most recent count. Each links to its species trend.

Species recorded on the Millersburg 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
American RobinTurdidae542024+0%1986
Red-winged BlackbirdIcteridae532024-52%1986
Northern CardinalCardinalidae472024+0%1986
Common GrackleIcteridae412024-81%1986
Song SparrowPasserellidae412024+12%1986
House SparrowPasseridae372024-69%1986
Mourning DoveColumbidae282024-55%1986
European StarlingSturnidae242024+19%1986
Western Cattle-EgretArdeidae191998n/an/a
Indigo BuntingCardinalidae182024-24%1986
American CrowCorvidae132024+0%1986
Northern MockingbirdMimidae132024-35%1986
Blue-gray GnatcatcherPolioptilidae112024+417%1988
Blue JayCorvidae102024-29%1986
Chipping SparrowPasserellidae102024+315%1986
DickcisselCardinalidae102024+179%1986
Eastern MeadowlarkIcteridae92024-68%1986
Field SparrowPasserellidae92024+60%1986
Eastern TowheePasserellidae92024+162%1987
Carolina WrenTroglodytidae92024+650%1988
Tufted TitmouseParidae92024+41%1986
KilldeerCharadriidae82024+21%1986
Downy WoodpeckerPicidae82024+80%1987
Carolina ChickadeeParidae82024+156%1986
House FinchFringillidae72024+180%1990
Blue GrosbeakCardinalidae62024+100%1993
Common YellowthroatParulidae62024-49%1986
Tree SwallowHirundinidae62024+0%1998
Red-bellied WoodpeckerPicidae52024+61%1986
Eastern Wood-PeweeTyrannidae52024+325%1986
Purple MartinHirundinidae52024-67%1986
Great Blue HeronArdeidae52019+67%1993
Northern ParulaParulidae52024+300%2004
Red-headed WoodpeckerPicidae42019-60%1987
Brown-headed CowbirdIcteridae42024-4%1986
Yellow-breasted ChatIcteriidae42024+300%1986
Brown ThrasherMimidae42019-35%1987
Bell's VireoVireonidae42014+80%1988
Willow FlycatcherTyrannidae42014+133%1997
Northern BobwhiteOdontophoridae32024-84%1986

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