BirdAnalyst
BBS Route · Montana · BCR 17

Webster Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 93 species recorded across 33 survey years, still active.

93Species 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 →
33Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1978–2024Span
4Observers

Bird Species Found on Montana Webster

Top 40 of 93 species by most recent count. Each links to its species trend.

Species recorded on the Webster 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 MeadowlarkIcteridae1902024+70%1980
Cliff SwallowHirundinidae81202411×1981
Red-winged BlackbirdIcteridae592024+12%1980
Horned LarkAlaudidae552024-54%1980
Brown-headed CowbirdIcteridae422024+195%1980
Ring-necked PheasantPhasianidae342024+888%1993
Canada GooseAnatidae312024-55%2009
Rock PigeonColumbidae302024+300%2014
Chestnut-collared LongspurCalcariidae292024+57%1980
Mourning DoveColumbidae282024+54%1980
Common GrackleIcteridae262024+185%1993
Grasshopper SparrowPasserellidae202024+218%1986
MallardAnatidae162024-60%1980
Sharp-tailed GrousePhasianidae132024+6%1985
Lark BuntingPasserellidae102024-67%1980
Wild TurkeyPhasianidae92024+33%2012
American RobinTurdidae82024+56%1981
Blue-winged TealAnatidae72024-54%1982
BobolinkIcteridae72024+223%1980
Brewer's BlackbirdIcteridae72024-27%1980
Wilson's SnipeScolopacidae72024+233%1998
DickcisselCardinalidae72023-79%2006
Western KingbirdTyrannidae62024+433%1986
House SparrowPasseridae62023-54%1980
European StarlingSturnidae62024-4%1982
Upland SandpiperScolopacidae62024+83%2006
KilldeerCharadriidae52024-62%1980
Eastern KingbirdTyrannidae42024+350%1980
Yellow-headed BlackbirdIcteridae42023+57%1982
Northern Rough-winged SwallowHirundinidae41992+40%1981
Savannah SparrowPasserellidae42023-33%1981
Green-winged TealAnatidae42024+75%1990
Sandhill CraneGruidae42023-40%2016
Tree SwallowHirundinidae42023n/an/a
Burrowing OwlStrigidae31980+200%1978
Vesper SparrowPasserellidae32024+28%1980
Barn SwallowHirundinidae32024-71%1980
Brown ThrasherMimidae32024+0%1987
Swainson's HawkAccipitridae32024+75%1989
Common NighthawkCaprimulgidae32023+20%2006

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