BirdAnalyst
BBS Route · Missouri · BCR 24

Hayden Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 116 species recorded across 44 survey years, still active.

116Species 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 →
44Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1975–2024Span
10Observers

Bird Species Found on Missouri Hayden

Top 40 of 116 species by most recent count. Each links to its species trend.

Species recorded on the Hayden 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
Indigo BuntingCardinalidae302024+24%1977
American CrowCorvidae232024+16%1977
Mourning DoveColumbidae162024+21%1977
Brown-headed CowbirdIcteridae162024-67%1977
Field SparrowPasserellidae162024-40%1977
Northern Rough-winged SwallowHirundinidae162021+500%1982
American RobinTurdidae152024+148%1977
Turkey VultureCathartidae13202411×1978
Eastern MeadowlarkIcteridae112024-58%1977
Northern CardinalCardinalidae112024-13%1977
Tufted TitmouseParidae112024+124%1977
Eastern Wood-PeweeTyrannidae102024+450%1978
Red-winged BlackbirdIcteridae102024-71%1977
Red-eyed VireoVireonidae102024+933%1978
Cliff SwallowHirundinidae102024+163%1997
Blue JayCorvidae92024-11%1977
House SparrowPasseridae82024-82%1977
Eastern BluebirdTurdidae82024+18%1977
Eastern PhoebeTyrannidae62024+43%1978
DickcisselCardinalidae62024+39%1977
Carolina ChickadeeParidae62024+317%1978
Blue-gray GnatcatcherPolioptilidae62024+229%1977
Cedar WaxwingBombycillidae62019-43%1997
Red-bellied WoodpeckerPicidae52024+7%1977
Common GrackleIcteridae52024-76%1977
Northern ParulaParulidae52024-22%1978
Scarlet TanagerCardinalidae52024+75%1985
Northern BobwhiteOdontophoridae42024-85%1977
Yellow-billed CuckooCuculidae42024-65%1977
Great Crested FlycatcherTyrannidae42023+39%1977
European StarlingSturnidae42024-79%1977
Eastern TowheePasserellidae42024+127%1977
Summer TanagerCardinalidae42024+20%1978
Barn SwallowHirundinidae42024-31%1977
Carolina WrenTroglodytidae42024-27%1982
Chuck-will's-widowCaprimulgidae32017-31%1977
Orchard OrioleIcteridae32012+33%1977
Bewick's WrenTroglodytidae32023-13%1978
Grasshopper SparrowPasserellidae32019+100%1979
Wood ThrushTurdidae32024+233%1992

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