BirdAnalyst
BBS Route · South Dakota · BCR 11

Gorman Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 88 species recorded across 17 survey years, still active.

88Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1979–2010Span
3Observers

Bird Species Found on South Dakota Gorman

Top 40 of 88 species by most recent count. Each links to its species trend.

Species recorded on the Gorman 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
Ring-necked PheasantPhasianidae762010+152%1992
Red-winged BlackbirdIcteridae682010+78%1992
Horned LarkAlaudidae542010-64%1992
Common GrackleIcteridae522010+32%1992
Western MeadowlarkIcteridae472010-35%1992
Mourning DoveColumbidae432010-18%1992
Brown-headed CowbirdIcteridae382010+471%1992
Northern PintailAnatidae312010+18%1995
MallardAnatidae302010+45%1992
KilldeerCharadriidae252010+11%1992
DickcisselCardinalidae202010-7%1998
GadwallAnatidae192010+273%1992
BobolinkIcteridae162010+325%1993
Rock PigeonColumbidae142010+525%1997
Franklin's GullLaridae141998n/an/a
Upland SandpiperScolopacidae132010-19%1992
Grasshopper SparrowPasserellidae132010-86%1992
Marbled GodwitScolopacidae112010+367%1995
Lark BuntingPasserellidae102007-72%1992
Barn SwallowHirundinidae102010-39%1992
Savannah SparrowPasserellidae102010+150%1980
Orchard OrioleIcteridae92010+14%1992
Loggerhead ShrikeLaniidae91999+800%1992
Northern ShovelerAnatidae92007+27%1997
Blue-winged TealAnatidae92010+31%1998
American RobinTurdidae82010-18%1992
Cliff SwallowHirundinidae72010-19%1993
Green-winged TealAnatidae71980n/an/a
Lark SparrowPasserellidae72004+600%1997
Western KingbirdTyrannidae62010-45%1992
Common YellowthroatParulidae62010-17%1992
Blue JayCorvidae62007+200%1993
Eastern KingbirdTyrannidae52010-49%1992
Chestnut-collared LongspurCalcariidae52010-95%1992
House SparrowPasseridae52010-44%1992
Brown ThrasherMimidae52009+21%1992
Northern House WrenTroglodytidae52010-50%1992
American GoldfinchFringillidae42010+33%1995
American CootRallidae42007+100%1995
Wilson's PhalaropeScolopacidae42010+325%1997

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