BirdAnalyst
BBS Route · South Dakota · BCR 17

Rockyford Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 33 survey years, still active.

92Species 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 →
33Years 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
9Observers

Bird Species Found on South Dakota Rockyford

Top 40 of 92 species by most recent count. Each links to its species trend.

Species recorded on the Rockyford 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
Cliff SwallowHirundinidae6282025-17%1969
Western MeadowlarkIcteridae5072025+66%1969
Common GrackleIcteridae178202516×1970
Red-winged BlackbirdIcteridae1642025+9%1969
Brown-headed CowbirdIcteridae1232025+794%1970
Mourning DoveColumbidae832025+71%1969
Barn SwallowHirundinidae342025+447%1969
Eastern KingbirdTyrannidae202025+36%1969
Burrowing OwlStrigidae172025+620%1974
Canada GooseAnatidae142025+400%2021
American CrowCorvidae122025+139%1969
European StarlingSturnidae122025-53%1987
Rock PigeonColumbidae12202512×1989
American RobinTurdidae122025+11%1974
Grasshopper SparrowPasserellidae112025-29%1969
Blue GrosbeakCardinalidae112025+29%1973
Turkey VultureCathartidae92025+125%1990
Ring-necked PheasantPhasianidae82025-18%1970
Mountain BluebirdTurdidae81975+500%1969
Common NighthawkCaprimulgidae72025+7%1970
Lark SparrowPasserellidae62025-76%1969
American GoldfinchFringillidae52025+33%1969
KilldeerCharadriidae42025-15%1969
DickcisselCardinalidae42025+33%1969
Black-billed MagpieCorvidae32025-60%1969
Northern Rough-winged SwallowHirundinidae32013-52%1972
Red-tailed HawkAccipitridae32025+33%1988
Yellow-headed BlackbirdIcteridae32012+73%1989
Northern House WrenTroglodytidae32025-56%1989
Bell's VireoVireonidae32025+200%2010
Vesper SparrowPasserellidae32025-74%2006
Green-winged TealAnatidae32010n/an/a
MallardAnatidae22022-73%1972
American CootRallidae21974-60%1967
Belted KingfisherAlcedinidae21967n/an/a
Yellow WarblerParulidae22025+100%1988
Brown ThrasherMimidae22023+0%1970
Spotted TowheePasserellidae22025-76%1970
Bank SwallowHirundinidae21971+0%1968
Yellow-breasted ChatIcteriidae22025-18%1972

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