BirdAnalyst
BBS Route · Wisconsin · BCR 12

Montreal Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 135 species recorded across 49 survey years, still active.

135Species 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 →
49Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2024Span
5Observers

Bird Species Found on Wisconsin Montreal

Top 40 of 135 species by most recent count. Each links to its species trend.

Species recorded on the Montreal 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 VireoVireonidae602024+55%1974
OvenbirdParulidae512024+20%1974
White-throated SparrowPasserellidae282024-6%1974
VeeryTurdidae272024-20%1974
Blue JayCorvidae212024+29%1974
American RobinTurdidae162024-48%1974
Nashville WarblerParulidae152024+39%1976
Chestnut-sided WarblerParulidae152024-30%1974
Mourning WarblerParulidae132024+7%1975
Song SparrowPasserellidae122024-64%1974
Chipping SparrowPasserellidae112024+4%1974
Hermit ThrushTurdidae92024+100%1974
American CrowCorvidae82024-16%1974
Red CrossbillFringillidae82024+167%1990
Rose-breasted GrosbeakCardinalidae72024-57%1974
Common YellowthroatParulidae72024-48%1974
Yellow-bellied SapsuckerPicidae62024+38%1974
Black-capped ChickadeeParidae62024-32%1976
Black-throated Green WarblerParulidae52024-6%1978
American RedstartParulidae52024+50%1979
Alder FlycatcherTyrannidae42024+8%1977
Indigo BuntingCardinalidae42024+90%1974
Golden-crowned KingletRegulidae42016+60%1997
BobolinkIcteridae41969n/an/a
Great Blue HeronArdeidae42012+100%1987
Common RavenCorvidae32024+129%1974
Common GrackleIcteridae32024-50%1978
Swamp SparrowPasserellidae32023-25%1975
Cedar WaxwingBombycillidae32023-65%1975
Black-and-white WarblerParulidae32024-52%1975
Brewer's BlackbirdIcteridae32006+67%1974
American GoldfinchFringillidae32024-53%1975
Northern WaterthrushParulidae32024-47%1976
Bank SwallowHirundinidae31987-91%1975
Connecticut WarblerParulidae31980+100%1978
Ruffed GrousePhasianidae32018-38%1996
Belted KingfisherAlcedinidae22021+0%1977
Great Crested FlycatcherTyrannidae22018-83%1979
Eastern Wood-PeweeTyrannidae22024+0%1979
Least FlycatcherTyrannidae22024-89%1974

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