BirdAnalyst
BBS Route · South Dakota · BCR 11

Lennox Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 113 species recorded across 54 survey years, still active.

113Species 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 →
54Years 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
3Observers

Bird Species Found on South Dakota Lennox

Top 40 of 113 species by most recent count. Each links to its species trend.

Species recorded on the Lennox 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
Common GrackleIcteridae692024-71%1969
Red-winged BlackbirdIcteridae472024-41%1969
American RobinTurdidae382024+50%1969
House SparrowPasseridae372024-72%1969
Mourning DoveColumbidae312024-47%1969
DickcisselCardinalidae282024-29%1969
Franklin's GullLaridae262009+217%1973
Brown-headed CowbirdIcteridae212024-50%1969
Common YellowthroatParulidae212024-35%1969
KilldeerCharadriidae202024+81%1969
Ring-necked PheasantPhasianidae192024-71%1969
European StarlingSturnidae182024-46%1969
Western MeadowlarkIcteridae182024-90%1969
Song SparrowPasserellidae172024+343%1969
Tree SwallowHirundinidae132023+143%2005
Eurasian Collared-DoveColumbidae102024+130%2013
Chipping SparrowPasserellidae92024+400%1977
Yellow-headed BlackbirdIcteridae82024-28%1970
American GoldfinchFringillidae82024-29%1969
Purple MartinHirundinidae82024+50%1969
Northern House WrenTroglodytidae82024+111%1970
Ring-billed GullLaridae82004n/an/a
Blue JayCorvidae72024-73%1969
Barn SwallowHirundinidae72024-61%1969
Vesper SparrowPasserellidae62024+100%1970
Black TernLaridae62005+40%1979
Northern Rough-winged SwallowHirundinidae52024+10%1974
Eastern KingbirdTyrannidae42024-29%1969
Warbling VireoVireonidae42024+50%1971
Ruddy DuckAnatidae42008+300%1985
Brown ThrasherMimidae32024-79%1969
GadwallAnatidae32015+33%1973
RedheadAnatidae32008-33%1979
Upland SandpiperScolopacidae32024-7%1971
Swamp SparrowPasserellidae32024+0%1975
Lesser ScaupAnatidae31974n/an/a
Wood DuckAnatidae32014+133%1988
MallardAnatidae22024+115%1970
Northern ShovelerAnatidae22017-56%1978
Northern PintailAnatidae22003-33%1970

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