BirdAnalyst
BBS Route · Minnesota · BCR 12

Bagley Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 87 species recorded across 12 survey years, no longer active.

87Species 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 →
12Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2006Span
1Observers

Bird Species Found on Minnesota Bagley

Top 40 of 87 species by most recent count. Each links to its species trend.

Species recorded on the Bagley 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 BlackbirdIcteridae2462006+197%1997
American CrowCorvidae1102006+67%1997
Song SparrowPasserellidae502006+54%1997
Chipping SparrowPasserellidae442006+71%1997
Brown-headed CowbirdIcteridae422006-21%1997
American RobinTurdidae372006+132%1997
Clay-colored SparrowPasserellidae322006-25%1997
Barn SwallowHirundinidae302006-55%1997
Common YellowthroatParulidae302006+142%1997
Tree SwallowHirundinidae272006+28%1997
OvenbirdParulidae242006+77%1997
VeeryTurdidae242006+54%1997
Forster's TernLaridae202006-2%1998
Black TernLaridae202006-5%1998
BobolinkIcteridae202006+138%1997
American White PelicanPelecanidae202006+808%2001
MallardAnatidae192006+98%1997
Mourning DoveColumbidae172006-5%1997
Red-eyed VireoVireonidae172006-32%1997
Eastern KingbirdTyrannidae162006+400%1997
Blue JayCorvidae142006+70%1997
White-breasted NuthatchSittidae132006+500%1997
Black-billed MagpieCorvidae132006+111%1999
Red-necked GrebePodicipedidae122006-39%1999
Yellow-headed BlackbirdIcteridae112002+22%1995
American GoldfinchFringillidae112006+4%1997
Wilson's SnipeScolopacidae102006+44%1997
Eastern PhoebeTyrannidae102006+150%1998
Bank SwallowHirundinidae101995n/an/a
Gray CatbirdMimidae92006+150%1998
Least FlycatcherTyrannidae82006-28%1997
Common LoonGaviidae62006+114%1997
European StarlingSturnidae62005+0%1997
White-throated SparrowPasserellidae62006-25%1997
Black-capped ChickadeeParidae62006+122%1998
Downy WoodpeckerPicidae62006+33%1999
Eastern MeadowlarkIcteridae52006+63%1997
KilldeerCharadriidae42006+18%1997
Brewer's BlackbirdIcteridae41997+33%1995
Trumpeter SwanAnatidae42005+17%2000

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