BirdAnalyst
BBS Route · Wisconsin · BCR 23

Rolling Pr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 125 species recorded across 51 survey years, still active.

125Species 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 →
51Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2025Span
10Observers

Bird Species Found on Wisconsin Rolling Pr

Top 40 of 125 species by most recent count. Each links to its species trend.

Species recorded on the Rolling Pr 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
Canada GooseAnatidae4042025+920%1989
Red-winged BlackbirdIcteridae1452025-23%1970
American RobinTurdidae762025+82%1970
Red-headed WoodpeckerPicidae75200811×1970
Mourning DoveColumbidae432025+389%1970
American CrowCorvidae392025+19%1970
European StarlingSturnidae392025-88%1970
House SparrowPasseridae382025-91%1970
Song SparrowPasserellidae292025-44%1970
Common GrackleIcteridae262025-85%1970
Northern CardinalCardinalidae23202514×1975
Barn SwallowHirundinidae192025+42%1970
Rock PigeonColumbidae182025-61%1970
Common YellowthroatParulidae182025+97%1970
Northern House WrenTroglodytidae162025+392%1973
RedheadAnatidae161986+14%1979
Sandhill CraneGruidae122025+411%1992
KilldeerCharadriidae112025-30%1970
Double-crested CormorantPhalacrocoracidae112022+74%2005
American GoldfinchFringillidae92025-47%1970
Red-bellied WoodpeckerPicidae82025+200%1997
Gray CatbirdMimidae72025+133%1970
MallardAnatidae62025-93%1971
Grasshopper SparrowPasserellidae61977+767%1970
Warbling VireoVireonidae62025+80%1973
Great Crested FlycatcherTyrannidae52025-13%1972
Indigo BuntingCardinalidae52025+200%1970
Black-capped ChickadeeParidae52025+267%1984
American White PelicanPelecanidae52024+36%2008
Spotted SandpiperScolopacidae42010+100%1972
Ring-necked PheasantPhasianidae42022-83%1970
Horned LarkAlaudidae42025-61%1970
Purple MartinHirundinidae42025-54%1970
Sedge WrenTroglodytidae42015-20%1981
Chipping SparrowPasserellidae42025-25%1971
Cedar WaxwingBombycillidae42023+300%1975
Golden-winged WarblerParulidae41975+0%1971
Turkey VultureCathartidae42022+83%2013
Wild TurkeyPhasianidae42022+56%2017
Great EgretArdeidae32025+20%1974

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