BirdAnalyst
BBS Route · South Dakota · BCR 17

Cottonwood Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 90 species recorded across 30 survey years, still active.

90Species 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 →
30Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2024Span
3Observers

Bird Species Found on South Dakota Cottonwood

Top 40 of 90 species by most recent count. Each links to its species trend.

Species recorded on the Cottonwood 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
Western MeadowlarkIcteridae4032024+75%1994
Red-winged BlackbirdIcteridae492024+72%1994
Lark BuntingPasserellidae412024-21%1994
Mourning DoveColumbidae362024+141%1994
Eared GrebePodicipedidae272024-3%1994
Blue-winged TealAnatidae212024+269%1995
KilldeerCharadriidae182024+48%1994
Canada GooseAnatidae18202414×2004
MallardAnatidae162024+47%1994
Northern PintailAnatidae152023+250%1995
Horned LarkAlaudidae142024-82%1994
Grasshopper SparrowPasserellidae132024-4%1994
Northern ShovelerAnatidae132023+420%1997
GadwallAnatidae112024-33%1994
Black TernLaridae92009+100%1995
American GoldfinchFringillidae91995+800%1994
Ring-necked DuckAnatidae92018+800%2010
Sharp-tailed GrousePhasianidae72016+100%2002
Western GrebePodicipedidae62022+50%2002
Cinnamon TealAnatidae62004n/an/a
White-faced IbisThreskiornithidae62010n/an/a
American AvocetRecurvirostridae52024+175%1995
Common NighthawkCaprimulgidae52024-73%1994
Pied-billed GrebePodicipedidae42022+29%1994
Eastern KingbirdTyrannidae42024+125%1994
Western KingbirdTyrannidae42023+13%1998
Brewer's SparrowPasserellidae42024-23%1994
American White PelicanPelecanidae42007-64%2003
Wood DuckAnatidae42006n/an/a
Ruddy DuckAnatidae32023+144%1994
Brown-headed CowbirdIcteridae32023+231%1994
Spotted TowheePasserellidae32016+200%1996
American CrowCorvidae32011+200%2006
American CootRallidae22024-55%1994
Burrowing OwlStrigidae22024+267%1998
Orchard OrioleIcteridae22024-20%1998
Barn SwallowHirundinidae22023-60%1994
Northern Rough-winged SwallowHirundinidae22018+60%2003
Bullock's OrioleIcteridae22023+0%1997
Ferruginous HawkAccipitridae22017+33%2007

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