BirdAnalyst
BBS Route · Wisconsin · BCR 23

Esdaile Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 127 species recorded across 53 survey years, still active.

127Species 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 →
53Years 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
7Observers

Bird Species Found on Wisconsin Esdaile

Top 40 of 127 species by most recent count. Each links to its species trend.

Species recorded on the Esdaile 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 BlackbirdIcteridae852024+9%1968
House SparrowPasseridae552024-59%1968
American CrowCorvidae502024+42%1968
Canada GooseAnatidae422023+300%2006
Cliff SwallowHirundinidae412024+568%1975
Rock PigeonColumbidae332024+494%1968
American RobinTurdidae312024-12%1968
European StarlingSturnidae282024-40%1968
Northern Rough-winged SwallowHirundinidae222023-8%1969
Common GrackleIcteridae212024-66%1968
Northern CardinalCardinalidae182024-13%1968
Mourning DoveColumbidae172024-46%1968
Brown-headed CowbirdIcteridae162024-65%1968
American RedstartParulidae162024+433%1970
Blue JayCorvidae152024-39%1968
Song SparrowPasserellidae152024-19%1968
Common YellowthroatParulidae152024+114%1968
Baltimore OrioleIcteridae142024-36%1968
American GoldfinchFringillidae142024-63%1968
Red-headed WoodpeckerPicidae112015-24%1968
Field SparrowPasserellidae112024-46%1968
Indigo BuntingCardinalidae112024-51%1968
Barn SwallowHirundinidae112024+94%1968
Gray CatbirdMimidae112024-59%1968
Northern House WrenTroglodytidae112024-56%1968
Red-bellied WoodpeckerPicidae102024+50%1968
Eastern Wood-PeweeTyrannidae102024-17%1968
Rose-breasted GrosbeakCardinalidae102024-55%1968
White-breasted NuthatchSittidae92024-31%1969
Horned LarkAlaudidae82024+78%1968
Yellow WarblerParulidae82024-11%1968
Eastern TowheePasserellidae72024+27%1968
Red-eyed VireoVireonidae72024+130%1968
Turkey VultureCathartidae62024+200%1981
Chipping SparrowPasserellidae62024-6%1968
Downy WoodpeckerPicidae52015+0%1969
Great Crested FlycatcherTyrannidae52024-54%1968
Warbling VireoVireonidae52024-44%1968
Sandhill CraneGruidae52021n/an/a
KilldeerCharadriidae42024+200%1968

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