BirdAnalyst
BBS Route · Montana · BCR 17

Shawmut Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 130 species recorded across 34 survey years, still active.

130Species 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 →
34Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1979–2025Span
3Observers

Bird Species Found on Montana Shawmut

Top 40 of 130 species by most recent count. Each links to its species trend.

Species recorded on the Shawmut 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
Western MeadowlarkIcteridae2122025+81%1982
Cliff SwallowHirundinidae1362025+161%1984
Vesper SparrowPasserellidae1032025+25%1982
Red-winged BlackbirdIcteridae522025+311%1982
European StarlingSturnidae502025+118%1984
Long-billed CurlewScolopacidae272025+200%1982
Brown-headed CowbirdIcteridae272025+94%1982
Northern PintailAnatidae252019+177%1995
Brewer's BlackbirdIcteridae222025+47%1982
Sharp-tailed GrousePhasianidae222025+142%1985
Mourning DoveColumbidae212025+157%1982
Wilson's PhalaropeScolopacidae192025+46%1984
Canada GooseAnatidae172023-17%2018
Short-eared OwlStrigidae152024+667%1992
Ring-necked DuckAnatidae152024n/an/a
American CootRallidae132024+58%1993
KilldeerCharadriidae122025-17%1982
Horned LarkAlaudidae122025-70%1982
Grasshopper SparrowPasserellidae122025+560%1984
Ring-billed GullLaridae122024+143%1986
BobolinkIcteridae92025+450%1992
Common RavenCorvidae92025+257%2001
Wilson's SnipeScolopacidae82025+42%1982
Savannah SparrowPasserellidae72025+325%1982
American RobinTurdidae72025-32%1982
MallardAnatidae62025-22%1982
American KestrelFalconidae62025+325%1985
Burrowing OwlStrigidae62025-9%2010
Green-winged TealAnatidae62023+114%2018
American WigeonAnatidae52025-42%1984
Red-tailed HawkAccipitridae52025+50%1982
Say's PhoebeTyrannidae52025+100%1982
Barn SwallowHirundinidae52025-44%1982
Black-billed MagpieCorvidae52025+100%1989
Clark's NutcrackerCorvidae52006+67%1995
BuffleheadAnatidae41995+300%1979
Greater Sage-GrousePhasianidae41988+33%1984
Yellow WarblerParulidae42025-53%1982
American AvocetRecurvirostridae42025+486%1995
Evening GrosbeakFringillidae41999n/an/a

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