BirdAnalyst
BBS Route · Missouri · BCR 24

Handley Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 111 species recorded across 48 survey years, still active.

111Species 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 →
48Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2025Span
5Observers

Bird Species Found on Missouri Handley

Top 40 of 111 species by most recent count. Each links to its species trend.

Species recorded on the Handley 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
Eastern MeadowlarkIcteridae412025-24%1969
American RobinTurdidae382025+66%1969
European StarlingSturnidae32202514×1969
American CrowCorvidae302025+83%1969
Northern CardinalCardinalidae282025+55%1969
Red-bellied WoodpeckerPicidae252025+123%1969
Indigo BuntingCardinalidae252025+76%1969
Red-winged BlackbirdIcteridae212025+16%1969
Mourning DoveColumbidae202025+14%1969
Brown-headed CowbirdIcteridae182025-15%1969
Turkey VultureCathartidae172025+325%1971
Field SparrowPasserellidae152025-19%1969
Tufted TitmouseParidae152025+21%1969
Barn SwallowHirundinidae142025-2%1969
Eurasian Collared-DoveColumbidae142025+215%2008
Blue JayCorvidae122025-41%1969
Common GrackleIcteridae122025-77%1969
American GoldfinchFringillidae102025+88%1969
House SparrowPasseridae92025-84%1969
Eastern BluebirdTurdidae92025-43%1969
Yellow-breasted ChatIcteriidae72025+18%1969
Northern MockingbirdMimidae72025-66%1969
House FinchFringillidae72025+125%1998
Eastern Wood-PeweeTyrannidae62025+55%1969
Song SparrowPasserellidae51967n/an/a
DickcisselCardinalidae52023-73%1969
Brown ThrasherMimidae52025-55%1969
Carolina WrenTroglodytidae52025+100%1970
Cliff SwallowHirundinidae52023-55%2021
KilldeerCharadriidae42023+150%1970
Downy WoodpeckerPicidae42023+40%1974
Canada GooseAnatidae42018+18%2004
Northern BobwhiteOdontophoridae32025-92%1969
Yellow-billed CuckooCuculidae32025-54%1969
Blue GrosbeakCardinalidae32025+15%1969
Purple MartinHirundinidae32025-71%1969
Red-eyed VireoVireonidae32025+333%1972
Great Crested FlycatcherTyrannidae32025+0%1970
Scissor-tailed FlycatcherTyrannidae32023+60%1979
Rock PigeonColumbidae22025+25%1971

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