BirdAnalyst
BBS Route · Montana · BCR 17

Hehn Draw Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 71 species recorded across 8 survey years, still active.

71Species 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
1Observers

Bird Species Found on Montana Hehn Draw

Top 40 of 71 species by most recent count. Each links to its species trend.

Species recorded on the Hehn Draw 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 MeadowlarkIcteridae2322024+26%2018
Red-winged BlackbirdIcteridae892024+85%2018
Mourning DoveColumbidae372024-39%2018
Grasshopper SparrowPasserellidae342024-3%2018
European StarlingSturnidae252024+12%2019
Upland SandpiperScolopacidae202024+0%2018
Field SparrowPasserellidae202024-7%2018
Brewer's BlackbirdIcteridae182024-41%2018
American CrowCorvidae172024-5%2018
Brown-headed CowbirdIcteridae162024-42%2018
Canada GooseAnatidae162024n/an/a
DickcisselCardinalidae152018+200%2017
Common NighthawkCaprimulgidae132024+12%2018
Vesper SparrowPasserellidae132024-59%2018
Ring-necked PheasantPhasianidae92024+280%2021
Common GrackleIcteridae92024+50%2019
BobolinkIcteridae82024+68%2018
Horned LarkAlaudidae72022-25%2017
Lark SparrowPasserellidae72024+24%2018
Long-billed CurlewScolopacidae62024+25%2018
Brewer's SparrowPasserellidae62024-44%2018
Yellow WarblerParulidae62024-7%2018
Say's PhoebeTyrannidae42024+0%2018
Northern House WrenTroglodytidae42024-21%2018
Baird's SparrowPasserellidae42022n/an/a
Sharp-tailed GrousePhasianidae32024-33%2018
Wild TurkeyPhasianidae32021n/an/a
Yellow-headed BlackbirdIcteridae32023n/an/a
MallardAnatidae22024+0%2016
Chestnut-collared LongspurCalcariidae22019+100%2016
Spotted TowheePasserellidae22024-22%2018
Lark BuntingPasserellidae22024-89%2017
Common YellowthroatParulidae22024+100%2019
Yellow-breasted ChatIcteriidae22024+63%2018
Rock WrenTroglodytidae22023+75%2018
American RobinTurdidae22024-76%2018
Red-tailed HawkAccipitridae22024+0%2019
Willow FlycatcherTyrannidae22024-33%2022
Wood DuckAnatidae22021n/an/a
Northern HarrierAccipitridae22024+100%2021

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