BirdAnalyst
BBS Route · Montana · BCR 11

Redstone Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 109 species recorded across 39 survey years, still active.

109Species 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 →
39Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2024Span
16Observers

Bird Species Found on Montana Redstone

Top 40 of 109 species by most recent count. Each links to its species trend.

Species recorded on the Redstone 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 MeadowlarkIcteridae2402024+111%1970
Horned LarkAlaudidae2052024+70%1970
Canada GooseAnatidae2052018+832%2002
Vesper SparrowPasserellidae1842024+613%1983
Ring-necked PheasantPhasianidae1102024+695%1970
Brown-headed CowbirdIcteridae752024+852%1972
Mourning DoveColumbidae642024+263%1970
Rock PigeonColumbidae592024+550%1970
Clay-colored SparrowPasserellidae52202411×1970
House SparrowPasseridae522024+459%1970
Cliff SwallowHirundinidae512024+338%1971
Grasshopper SparrowPasserellidae422024+890%1973
Red-winged BlackbirdIcteridae382024+120%1970
Black-billed MagpieCorvidae352024+141%1970
Savannah SparrowPasserellidae35202413×1972
Sharp-tailed GrousePhasianidae29202429×1970
Eastern KingbirdTyrannidae262024+46%1970
American RobinTurdidae262024+957%1976
Barn SwallowHirundinidae252024+111%1970
BobolinkIcteridae242024+240%1977
Common GrackleIcteridae202024+750%1979
Upland SandpiperScolopacidae162024+680%1983
Long-billed CurlewScolopacidae112024+420%2001
Western KingbirdTyrannidae102024+257%1972
American CrowCorvidae102024+32%1970
KilldeerCharadriidae92024+214%1970
Brewer's BlackbirdIcteridae82024-89%1970
Bank SwallowHirundinidae72024-70%1975
Swainson's HawkAccipitridae72024+150%1973
Baird's SparrowPasserellidae72024-24%1990
American GoldfinchFringillidae62024+200%1974
Gray PartridgePhasianidae62024+20%1974
Lark SparrowPasserellidae62024-65%1986
Wilson's SnipeScolopacidae52024+580%1975
Chestnut-collared LongspurCalcariidae52024+36%1970
Lark BuntingPasserellidae52024-93%1970
Northern House WrenTroglodytidae52024+167%1989
Spotted TowheePasserellidae52024+17%2001
Sprague's PipitMotacillidae52024+10%1990
Say's PhoebeTyrannidae42024+88%1986

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