BirdAnalyst
BBS Route · Montana · BCR 11

Redstone Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 109 species recorded across 40 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 →
40Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2025Span
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 MeadowlarkIcteridae2412025+115%1970
Ring-necked PheasantPhasianidae1772025+720%1970
Horned LarkAlaudidae1692025+79%1970
Vesper SparrowPasserellidae1222025+636%1983
Mourning DoveColumbidae1132025+324%1970
House SparrowPasseridae612025+478%1970
Common GrackleIcteridae602025+700%1979
Rock PigeonColumbidae592025+570%1970
Brown-headed CowbirdIcteridae542025+938%1972
Red-winged BlackbirdIcteridae492025+147%1970
Clay-colored SparrowPasserellidae362025+992%1970
Grasshopper SparrowPasserellidae282025+860%1973
BobolinkIcteridae272025+293%1977
Savannah SparrowPasserellidae26202514×1972
Upland SandpiperScolopacidae222025+980%1983
American RobinTurdidae202025+886%1976
Black-billed MagpieCorvidae152025+206%1970
Eastern KingbirdTyrannidae142025+73%1970
Wilson's SnipeScolopacidae132025+560%1975
Brewer's BlackbirdIcteridae132025-84%1970
American CrowCorvidae122025+17%1970
Chestnut-collared LongspurCalcariidae122025+91%1970
American GoldfinchFringillidae102025+314%1974
Long-billed CurlewScolopacidae92025+460%2001
Western KingbirdTyrannidae82025+314%1972
Bank SwallowHirundinidae72024-70%1975
KilldeerCharadriidae62025+229%1970
Barn SwallowHirundinidae62025+116%1970
Baird's SparrowPasserellidae62025-6%1990
Lark BuntingPasserellidae52025-97%1970
Marbled GodwitScolopacidae52025+57%1976
Gray PartridgePhasianidae42025+50%1974
Ring-billed GullLaridae32025+75%1970
Northern House WrenTroglodytidae32025+233%1989
Loggerhead ShrikeLaniidae32024+67%1990
Say's PhoebeTyrannidae32025+50%1986
Double-crested CormorantPhalacrocoracidae32004+200%1990
CanvasbackAnatidae32002n/an/a
Sedge WrenTroglodytidae32016+50%2011
Green-winged TealAnatidae32013n/an/a

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