BirdAnalyst
BBS Route · Montana · BCR 11

Whitlash Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 95 species recorded across 12 survey years, still active.

95Species 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 →
12Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2009–2024Span
4Observers

Bird Species Found on Montana Whitlash

Top 40 of 95 species by most recent count. Each links to its species trend.

Species recorded on the Whitlash 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 MeadowlarkIcteridae1652024+84%2012
Vesper SparrowPasserellidae1322024+96%2012
Horned LarkAlaudidae782024+28%2012
Brewer's BlackbirdIcteridae672024+80%2012
Thick-billed LongspurCalcariidae642024+303%2015
Red-winged BlackbirdIcteridae602024+187%2012
Cliff SwallowHirundinidae562024+318%2012
Mourning DoveColumbidae312024+583%2012
Brown-headed CowbirdIcteridae282024+69%2012
Savannah SparrowPasserellidae242024+53%2012
Ring-billed GullLaridae182024+600%2013
KilldeerCharadriidae102024+53%2012
Swainson's HawkAccipitridae102024+92%2012
Ferruginous HawkAccipitridae102024+21%2012
Lesser ScaupAnatidae92024+83%2013
Eastern KingbirdTyrannidae92024+275%2012
Black-billed MagpieCorvidae92024+242%2012
Canada GooseAnatidae82023-90%2016
Wilson's SnipeScolopacidae82024+130%2013
European StarlingSturnidae82024+82%2012
Bank SwallowHirundinidae82016+75%2013
Common YellowthroatParulidae72024+280%2013
Sprague's PipitMotacillidae62024+36%2017
Loggerhead ShrikeLaniidae52024+325%2012
Grasshopper SparrowPasserellidae52018+250%2014
Green-winged TealAnatidae52017+150%2013
Baird's SparrowPasserellidae52024+150%2018
Gray PartridgePhasianidae42022+67%2012
Golden EagleAccipitridae42018+40%2013
Say's PhoebeTyrannidae42024+300%2009
Chestnut-collared LongspurCalcariidae42024+18%2012
Yellow WarblerParulidae42024-15%2012
American RobinTurdidae42024+71%2012
RedheadAnatidae42014+300%2012
Rock PigeonColumbidae42024+100%2018
American AvocetRecurvirostridae42018+300%2013
American WigeonAnatidae32018-60%2012
Blue-winged TealAnatidae32024-30%2012
Red-tailed HawkAccipitridae32023-22%2012
Cinnamon TealAnatidae32017+0%2013

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