BirdAnalyst
BBS Route · Wisconsin · BCR 23

Manawa Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 160 species recorded across 57 survey years, still active.

160Species 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 →
57Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2024Span
3Observers

Bird Species Found on Wisconsin Manawa

Top 40 of 160 species by most recent count. Each links to its species trend.

Species recorded on the Manawa 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 BlackbirdIcteridae1162024-13%1968
European StarlingSturnidae912024+385%1968
Canada GooseAnatidae542023+254%1986
Mourning DoveColumbidae402024+459%1968
Barn SwallowHirundinidae242024+322%1968
Rock PigeonColumbidae202024+1%1968
American RobinTurdidae192024+95%1968
American CrowCorvidae182024+32%1968
Song SparrowPasserellidae172024-40%1968
Northern CardinalCardinalidae172024+960%1974
Common YellowthroatParulidae142024+41%1968
Yellow WarblerParulidae122024+310%1968
Red-eyed VireoVireonidae112024+600%1969
Gray CatbirdMimidae92024+256%1968
Common GrackleIcteridae82024-4%1968
DickcisselCardinalidae82018-58%1968
American GoldfinchFringillidae72024-4%1968
Indigo BuntingCardinalidae72024+150%1968
Northern House WrenTroglodytidae72024+126%1968
Great Crested FlycatcherTyrannidae62024+75%1968
Tree SwallowHirundinidae62024+338%1968
Brewer's BlackbirdIcteridae62014+67%1975
Rose-breasted GrosbeakCardinalidae52024-10%1968
MallardAnatidae52024+0%1969
Sandhill CraneGruidae52024+133%1982
American RedstartParulidae52024+133%1979
Double-crested CormorantPhalacrocoracidae51995n/an/a
Eastern Wood-PeweeTyrannidae42024+183%1970
Eastern MeadowlarkIcteridae42024-87%1968
Chipping SparrowPasserellidae42024+35%1968
Warbling VireoVireonidae42024+50%1969
OvenbirdParulidae42024+200%1968
Black-capped ChickadeeParidae42024+46%1970
Black-and-white WarblerParulidae42024+33%1974
Red-bellied WoodpeckerPicidae42022+167%1984
Herring GullLaridae41988n/an/a
Eastern KingbirdTyrannidae32024+57%1968
Eastern PhoebeTyrannidae32024-62%1970
Least FlycatcherTyrannidae32024+0%1969
Horned LarkAlaudidae32018-25%1976

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