BirdAnalyst
BBS Route · Minnesota · BCR 12

Bigfork Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 119 species recorded across 23 survey years, still active.

119Species 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 →
1993–2025Span
4Observers

Bird Species Found on Minnesota Bigfork

Top 40 of 119 species by most recent count. Each links to its species trend.

Species recorded on the Bigfork 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 VireoVireonidae532025+40%1995
OvenbirdParulidae472025-29%1995
Chestnut-sided WarblerParulidae342025+48%1996
American RobinTurdidae322025+60%1995
Nashville WarblerParulidae302025-6%1995
VeeryTurdidae262025+175%1995
Common YellowthroatParulidae252025+104%1995
Black-and-white WarblerParulidae232025+431%1995
Least FlycatcherTyrannidae162025+136%1995
American RedstartParulidae152025+800%1995
White-throated SparrowPasserellidae142025-11%1995
Wood ThrushTurdidae142025+725%2021
Golden-winged WarblerParulidae122025+500%1995
Mourning WarblerParulidae122025+70%1995
Alder FlycatcherTyrannidae11202512×1995
Song SparrowPasserellidae102025-50%1995
Ruffed GrousePhasianidae102023+83%2013
Eastern Wood-PeweeTyrannidae92025+75%1995
Blue JayCorvidae92025+28%1995
American CrowCorvidae82025-31%1995
Red-winged BlackbirdIcteridae82025-44%1995
Red-breasted NuthatchSittidae82025+33%1995
Swamp SparrowPasserellidae72025-17%1995
Black-throated Green WarblerParulidae72025+48%1995
Black-capped ChickadeeParidae72025+41%1995
Hermit ThrushTurdidae72025-68%1995
Pileated WoodpeckerPicidae62025+100%1997
Great Crested FlycatcherTyrannidae62025-7%1995
European StarlingSturnidae62024+50%1998
American BitternArdeidae62021+171%2013
Common LoonGaviidae52025+0%1995
Chipping SparrowPasserellidae52025-60%1995
Northern ParulaParulidae52025+80%1996
Northern Rough-winged SwallowHirundinidae51996-84%1994
Pine WarblerParulidae52024+75%1998
Canada GooseAnatidae52023+154%2012
Common RavenCorvidae42025+220%1995
Yellow WarblerParulidae42025+67%1996
Blackburnian WarblerParulidae42025-13%1995
Sedge WrenTroglodytidae42025-6%1995

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