BirdAnalyst
BBS Route · Missouri · BCR 24

Hayden Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 116 species recorded across 45 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 →
45Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1975–2025Span
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 BuntingCardinalidae722025+64%1977
Northern CardinalCardinalidae502025+27%1977
Red-winged BlackbirdIcteridae342025-49%1977
American CrowCorvidae302025-15%1977
Field SparrowPasserellidae302025-28%1977
Tufted TitmouseParidae272025+206%1977
Mourning DoveColumbidae262025+48%1977
Barn SwallowHirundinidae242025+35%1977
American RobinTurdidae222025+109%1977
Blue JayCorvidae212025+9%1977
Eastern Wood-PeweeTyrannidae202025+600%1978
Eastern MeadowlarkIcteridae202025-49%1977
Yellow-billed CuckooCuculidae182025-15%1977
Eastern BluebirdTurdidae182025+88%1977
Brown-headed CowbirdIcteridae172025-57%1977
Blue-gray GnatcatcherPolioptilidae172025+343%1977
DickcisselCardinalidae162025+92%1977
House SparrowPasseridae162025-68%1977
Chipping SparrowPasserellidae152025+81%1977
White-breasted NuthatchSittidae112025+200%1978
Summer TanagerCardinalidae102025+100%1978
American GoldfinchFringillidae92025+122%1977
Red-eyed VireoVireonidae9202511×1978
Carolina ChickadeeParidae92025+350%1978
Common YellowthroatParulidae82025+42%1978
Cliff SwallowHirundinidae82025+138%1997
Turkey VultureCathartidae72025+450%1978
Wood ThrushTurdidae72025+400%1992
Cedar WaxwingBombycillidae62019-43%1997
Red-bellied WoodpeckerPicidae52024+7%1977
Pileated WoodpeckerPicidae42025-40%1977
Northern ParulaParulidae42025+11%1978
Yellow-breasted ChatIcteriidae42025-62%1977
Chuck-will's-widowCaprimulgidae32017-31%1977
European StarlingSturnidae32025-79%1977
Common GrackleIcteridae32025-76%1977
White-eyed VireoVireonidae32025+17%1982
Grasshopper SparrowPasserellidae32019+100%1979
Yellow-throated VireoVireonidae32025+100%1988
MallardAnatidae32008n/an/a

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.