BirdAnalyst
BBS Route · Montana · BCR 17

Chuffey Spring Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 82 species recorded across 8 survey years, still active.

82Species 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 →
8Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2016–2024Span
3Observers

Bird Species Found on Montana Chuffey Spring

Top 40 of 82 species by most recent count. Each links to its species trend.

Species recorded on the Chuffey Spring 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 MeadowlarkIcteridae1662024-20%2018
Red-winged BlackbirdIcteridae682024+63%2018
American RobinTurdidae292024+22%2018
Ring-necked PheasantPhasianidae272024-8%2018
Lark SparrowPasserellidae272024+300%2018
Eastern KingbirdTyrannidae252024+69%2018
Bullock's OrioleIcteridae192024+675%2018
Yellow WarblerParulidae192024-9%2018
Grasshopper SparrowPasserellidae172023-31%2018
Western Wood-PeweeTyrannidae162024+90%2018
Brewer's BlackbirdIcteridae162024+24%2018
Vesper SparrowPasserellidae142024+16%2018
Cliff SwallowHirundinidae142023+388%2018
Rock PigeonColumbidae142024n/an/a
Upland SandpiperScolopacidae102023-34%2018
BobolinkIcteridae102023n/an/a
Sharp-tailed GrousePhasianidae92024+800%2016
Mourning DoveColumbidae92024+18%2018
American KestrelFalconidae92024+113%2018
Spotted TowheePasserellidae92024-33%2018
Black-capped ChickadeeParidae92023+18%2019
Red CrossbillFringillidae92021n/an/a
Brown-headed CowbirdIcteridae82024+34%2018
Northern Rough-winged SwallowHirundinidae72024-77%2017
Northern House WrenTroglodytidae72024+125%2018
Common RavenCorvidae72024+600%2019
DickcisselCardinalidae72023n/an/a
Black-billed MagpieCorvidae62024+31%2019
Common GrackleIcteridae62024+55%2019
Red-headed WoodpeckerPicidae62024+10%2019
Black-billed CuckooCuculidae62023n/an/a
KilldeerCharadriidae52024+50%2018
Western KingbirdTyrannidae52024+0%2018
Savannah SparrowPasserellidae52017+400%2016
White-breasted NuthatchSittidae52023+150%2018
MallardAnatidae42024+11%2018
Common NighthawkCaprimulgidae42024+7%2018
Barn SwallowHirundinidae42024+14%2019
House SparrowPasseridae42018+100%2017
Northern HarrierAccipitridae42024+75%2019

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