BirdAnalyst
BBS Route · Wisconsin · BCR 12

Bashaw Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 128 species recorded across 23 survey years, still active.

128Species 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 →
23Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1998–2024Span
5Observers

Bird Species Found on Wisconsin Bashaw

Top 40 of 128 species by most recent count. Each links to its species trend.

Species recorded on the Bashaw 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-eyed VireoVireonidae262024+15%2000
American CrowCorvidae252024-48%2000
Common YellowthroatParulidae232024+26%2000
Song SparrowPasserellidae212024-30%2000
Indigo BuntingCardinalidae192024+89%2000
American RobinTurdidae192024+20%2000
Chipping SparrowPasserellidae172024-44%2000
Trumpeter SwanAnatidae152024+275%2021
VeeryTurdidae132024-14%2000
Red-winged BlackbirdIcteridae122024+68%2000
OvenbirdParulidae112024-43%2000
Brown-headed CowbirdIcteridae102023-48%2000
Canada GooseAnatidae102022-33%2002
Wild TurkeyPhasianidae102024+317%2004
Yellow WarblerParulidae92024+39%2000
Blue JayCorvidae82024-43%2000
Mourning DoveColumbidae72024-21%2000
American GoldfinchFringillidae72024+122%2000
Eastern Wood-PeweeTyrannidae62024+27%2000
Black-capped ChickadeeParidae62024-26%2000
European StarlingSturnidae52024-40%2000
Gray CatbirdMimidae52024-33%2000
Cliff SwallowHirundinidae52014+433%2004
Yellow-bellied SapsuckerPicidae42016+40%2002
Eastern KingbirdTyrannidae42024+175%2003
Chestnut-sided WarblerParulidae42024-66%2000
Yellow-throated VireoVireonidae42023+200%2002
Warbling VireoVireonidae42022+50%2003
Black TernLaridae42004n/an/a
Rock PigeonColumbidae32022-6%2000
Least FlycatcherTyrannidae32024+17%2000
Black-and-white WarblerParulidae32024-30%2000
American RedstartParulidae32024-60%2000
Northern House WrenTroglodytidae32024-26%2004
Eastern BluebirdTurdidae32024+100%2000
KilldeerCharadriidae32024-33%2003
Belted KingfisherAlcedinidae32017-38%2004
Northern CardinalCardinalidae32024+17%2003
Barn SwallowHirundinidae32023-72%2004
Cedar WaxwingBombycillidae32024-79%2004

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