BirdAnalyst
BBS Route · Minnesota · BCR 23

Osseo Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 124 species recorded across 52 survey years, still active.

124Species 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 →
52Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2024Span
7Observers

Bird Species Found on Minnesota Osseo

Top 40 of 124 species by most recent count. Each links to its species trend.

Species recorded on the Osseo 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 BlackbirdIcteridae1792024-30%1969
American RobinTurdidae692024+144%1969
American CrowCorvidae392024+174%1969
American GoldfinchFringillidae392024+521%1969
Common YellowthroatParulidae372024+52%1969
Black-capped ChickadeeParidae34202420×1971
Northern CardinalCardinalidae34202426×1976
House SparrowPasseridae212024-87%1969
Brown-headed CowbirdIcteridae192024+41%1969
Chipping SparrowPasserellidae192024+206%1969
Barn SwallowHirundinidae192024+228%1969
Northern House WrenTroglodytidae172024+74%1969
Song SparrowPasserellidae162024-30%1969
Rock PigeonColumbidae152024-25%1969
Common GrackleIcteridae152024-46%1969
Tree SwallowHirundinidae15202414×1970
House FinchFringillidae152024+11%1997
American White PelicanPelecanidae152024+20%2013
Ring-necked PheasantPhasianidae142024-14%1969
Baltimore OrioleIcteridae142021+100%1969
Blue JayCorvidae142024+300%1970
Mourning DoveColumbidae102024-44%1969
Cliff SwallowHirundinidae92024+31%1969
Sandhill CraneGruidae92024+186%2016
Wood DuckAnatidae82021+85%1973
Brewer's BlackbirdIcteridae82017-42%1970
Cedar WaxwingBombycillidae82024+63%1971
Chimney SwiftApodidae72024+55%1969
White-breasted NuthatchSittidae72024+122%1976
Downy WoodpeckerPicidae72024+450%1973
Great EgretArdeidae72024-76%1986
Canada GooseAnatidae72024-13%1996
Ring-billed GullLaridae62024+233%1981
Gray CatbirdMimidae62024+117%1971
Great Crested FlycatcherTyrannidae52024+200%1969
Eastern Wood-PeweeTyrannidae52024+78%1970
Yellow WarblerParulidae52024+117%1969
Marsh WrenTroglodytidae52004+8%1969
Lesser ScaupAnatidae41967n/an/a
KilldeerCharadriidae42024-10%1969

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