BirdAnalyst
BBS Route · Missouri · BCR 24

Cassville Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 109 species recorded across 44 survey years, still active.

109Species 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 →
1967–2024Span
9Observers

Bird Species Found on Missouri Cassville

Top 40 of 109 species by most recent count. Each links to its species trend.

Species recorded on the Cassville 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 StarlingSturnidae702024-23%1973
Indigo BuntingCardinalidae572024+290%1973
Northern CardinalCardinalidae412024+94%1973
Common GrackleIcteridae392024-85%1973
Turkey VultureCathartidae382024+294%1974
American CrowCorvidae292024+26%1973
Brown-headed CowbirdIcteridae242024+11%1973
American RobinTurdidae242024+17%1973
Mourning DoveColumbidae232024+89%1973
Tufted TitmouseParidae202024+49%1973
Eastern MeadowlarkIcteridae192024-78%1973
Carolina WrenTroglodytidae182024+94%1973
Blue JayCorvidae172024-37%1973
Red-bellied WoodpeckerPicidae162024+74%1973
Barn SwallowHirundinidae162024-57%1973
Eastern Wood-PeweeTyrannidae152024+175%1973
House SparrowPasseridae152024-93%1973
Field SparrowPasserellidae142024-64%1973
Cliff SwallowHirundinidae142024+262%1978
Northern MockingbirdMimidae132024-60%1973
American GoldfinchFringillidae112024+106%1973
Chipping SparrowPasserellidae112024+33%1974
Carolina ChickadeeParidae102024+300%1974
Eastern PhoebeTyrannidae82024+233%1973
Western Cattle-EgretArdeidae81994n/an/a
Canada GooseAnatidae82005n/an/a
Red-winged BlackbirdIcteridae72024-53%1973
DickcisselCardinalidae72024+21%1973
Great Crested FlycatcherTyrannidae72022+360%1976
Eastern KingbirdTyrannidae62024-66%1973
Lark SparrowPasserellidae62022-9%1973
Eastern BluebirdTurdidae62024-61%1973
Blue-gray GnatcatcherPolioptilidae62023+367%1975
Great-tailed GrackleIcteridae62013-13%2010
Black VultureCathartidae52024+25%2010
Eurasian Collared-DoveColumbidae52024+150%2022
KilldeerCharadriidae42024-23%1973
White-eyed VireoVireonidae42024+167%1976
Chimney SwiftApodidae42024+180%1975
Horned LarkAlaudidae32004+17%1979

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