BirdAnalyst
BBS Route · Wisconsin · BCR 12

Montreal Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 135 species recorded across 50 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 →
50Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2025Span
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 VireoVireonidae632025+56%1974
OvenbirdParulidae372025+16%1974
Song SparrowPasserellidae232025-55%1974
American RobinTurdidae212025-44%1974
White-throated SparrowPasserellidae202025-22%1974
Chestnut-sided WarblerParulidae172025-29%1974
VeeryTurdidae172025-26%1974
Nashville WarblerParulidae162025+24%1976
Indigo BuntingCardinalidae152025+150%1974
Yellow-bellied SapsuckerPicidae132025+75%1974
Blue JayCorvidae132025+26%1974
American CrowCorvidae92025-3%1974
Common YellowthroatParulidae92025-54%1974
Red CrossbillFringillidae82024+167%1990
Chipping SparrowPasserellidae72025+4%1974
Mourning WarblerParulidae72025+7%1975
Hermit ThrushTurdidae72025+50%1974
Black-capped ChickadeeParidae72025-21%1976
Alder FlycatcherTyrannidae62025+8%1977
Red-winged BlackbirdIcteridae62025-70%1974
American RedstartParulidae62025+50%1979
Canada GooseAnatidae52025+187%2015
Common RavenCorvidae42025+43%1974
Golden-crowned KingletRegulidae42016+60%1997
BobolinkIcteridae41969n/an/a
Great Blue HeronArdeidae42012+100%1987
Swamp SparrowPasserellidae32023-25%1975
Rose-breasted GrosbeakCardinalidae32025-60%1974
Cedar WaxwingBombycillidae32023-65%1975
Black-and-white WarblerParulidae32025-70%1975
Black-throated Green WarblerParulidae32025-24%1978
Gray CatbirdMimidae32025-58%1975
Brewer's BlackbirdIcteridae32006+67%1974
Bank SwallowHirundinidae31987-91%1975
Connecticut WarblerParulidae31980+100%1978
Ruffed GrousePhasianidae32018-38%1996
Belted KingfisherAlcedinidae22021+0%1977
Pileated WoodpeckerPicidae22025+80%1992
Great Crested FlycatcherTyrannidae22018-83%1979
Least FlycatcherTyrannidae22025-88%1974

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