BirdAnalyst
BBS Route · South Dakota · BCR 11

Lennox Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 114 species recorded across 55 survey years, still active.

114Species 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 →
55Years 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
3Observers

Bird Species Found on South Dakota Lennox

Top 40 of 114 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 GrackleIcteridae782025-70%1969
Red-winged BlackbirdIcteridae522025-43%1969
American RobinTurdidae482025+57%1969
House SparrowPasseridae322025-67%1969
Ring-necked PheasantPhasianidae312025-63%1969
DickcisselCardinalidae292025-29%1969
Franklin's GullLaridae262009+217%1973
Brown-headed CowbirdIcteridae262025-33%1969
KilldeerCharadriidae242025+94%1969
Mourning DoveColumbidae182025-49%1969
Common YellowthroatParulidae182025-34%1969
Northern House WrenTroglodytidae172025+233%1970
Western MeadowlarkIcteridae152025-89%1969
Song SparrowPasserellidae152025+471%1969
European StarlingSturnidae132025-46%1969
Tree SwallowHirundinidae132023+143%2005
Eurasian Collared-DoveColumbidae132025+220%2013
Chipping SparrowPasserellidae122025+625%1977
Baltimore OrioleIcteridae112025+375%1971
Purple MartinHirundinidae82024+50%1969
Ring-billed GullLaridae82004n/an/a
MallardAnatidae72025+162%1970
American GoldfinchFringillidae72025-6%1969
Warbling VireoVireonidae72025+150%1971
Eastern KingbirdTyrannidae62025-6%1969
Barn SwallowHirundinidae62025-63%1969
Black TernLaridae62005+40%1979
Horned LarkAlaudidae42025-42%1969
Ruddy DuckAnatidae42008+300%1985
Red-headed WoodpeckerPicidae32025-84%1969
GadwallAnatidae32015+33%1973
RedheadAnatidae32008-33%1979
Yellow WarblerParulidae32025+100%1979
Sedge WrenTroglodytidae32025+167%1975
Lesser ScaupAnatidae31974n/an/a
Wood DuckAnatidae32014+133%1988
Wild TurkeyPhasianidae32025+50%2007
Northern CardinalCardinalidae32025+100%2014
Northern ShovelerAnatidae22017-56%1978
Northern PintailAnatidae22003-33%1970

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