BirdAnalyst
BBS Route · South Dakota · BCR 11

Volga Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 117 species recorded across 58 survey years, still active.

117Species 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 →
58Years 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 Volga

Top 40 of 117 species by most recent count. Each links to its species trend.

Species recorded on the Volga 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
Red-winged BlackbirdIcteridae1512025-4%1969
Ring-necked PheasantPhasianidae742025+128%1969
Common GrackleIcteridae672025-34%1969
Yellow-headed BlackbirdIcteridae642025+270%1969
American RobinTurdidae602025+251%1969
Mourning DoveColumbidae492025+49%1969
Canada GooseAnatidae472025+910%1989
KilldeerCharadriidae462025+277%1969
Western MeadowlarkIcteridae452025-52%1969
Brown-headed CowbirdIcteridae432025+59%1969
Ruddy DuckAnatidae352025+600%1974
Northern House WrenTroglodytidae33202512×1969
MallardAnatidae312025+539%1969
Common YellowthroatParulidae242025+16%1969
Eastern KingbirdTyrannidae202025+3%1969
House SparrowPasseridae202025-41%1969
Marsh WrenTroglodytidae172025+150%1972
BobolinkIcteridae162025+100%1969
European StarlingSturnidae152025+47%1969
American GoldfinchFringillidae152025+57%1969
Song SparrowPasserellidae152025+233%1969
Chipping SparrowPasserellidae122025+420%1976
Great EgretArdeidae122017+143%2003
Blue-winged TealAnatidae112025+39%1969
Warbling VireoVireonidae112025+575%1970
DickcisselCardinalidae102025+4%1969
Black TernLaridae92019-53%1970
Eurasian Collared-DoveColumbidae92025+300%2014
Red-headed WoodpeckerPicidae72025-42%1969
Orchard OrioleIcteridae72025+44%1969
Vesper SparrowPasserellidae72025-78%1969
Brown ThrasherMimidae72025-17%1969
Barn SwallowHirundinidae62025+60%1969
Ring-billed GullLaridae62021+100%1989
Double-crested CormorantPhalacrocoracidae62025+56%1994
Wilson's SnipeScolopacidae62019+100%2009
Horned LarkAlaudidae52025-62%1969
GadwallAnatidae42024+71%1970
Upland SandpiperScolopacidae42025+350%1969
Blue JayCorvidae42025-77%1969

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