BirdAnalyst
BBS Route · Montana · BCR 10

Pryor Mtn. Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 105 species recorded across 24 survey years, still active.

105Species 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 →
24Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2025Span
4Observers

Bird Species Found on Montana Pryor Mtn.

Top 40 of 105 species by most recent count. Each links to its species trend.

Species recorded on the Pryor Mtn. 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
Vesper SparrowPasserellidae342025+31%2001
Warbling VireoVireonidae342025+178%2001
Red CrossbillFringillidae332024+14%2004
Pine SiskinFringillidae322025-8%2001
American RobinTurdidae312025+7%2001
White-throated SwiftApodidae312025+264%2009
Western MeadowlarkIcteridae292025-38%2001
Ruby-crowned KingletRegulidae252025+73%2001
Cliff SwallowHirundinidae212024-32%2001
Western TanagerCardinalidae202025+114%2001
Chipping SparrowPasserellidae172025+58%2001
Green-tailed TowheePasserellidae162025+413%2001
Brewer's SparrowPasserellidae132025+43%2002
Yellow WarblerParulidae132025+21%2001
Clark's NutcrackerCorvidae92025+88%2001
Common RavenCorvidae92025+600%2002
Dusky FlycatcherTyrannidae92025-48%2003
Long-billed CurlewScolopacidae82025-34%2003
Lazuli BuntingCardinalidae82025+420%2003
MacGillivray's WarblerParulidae72025+367%2002
Mountain ChickadeeParidae72025+50%2003
Hermit ThrushTurdidae72025+14%2003
Savannah SparrowPasserellidae72025-22%2004
Northern House WrenTroglodytidae62025+58%2002
Violet-green SwallowHirundinidae62025-63%2003
Horned LarkAlaudidae52025+50%2002
Brewer's BlackbirdIcteridae52025-56%2001
OvenbirdParulidae52025+200%2006
Rock WrenTroglodytidae52025+0%2004
Common NighthawkCaprimulgidae42023+20%2002
Ring-necked PheasantPhasianidae42007+300%2000
Red-winged BlackbirdIcteridae42025-19%2002
Northern Rough-winged SwallowHirundinidae42002+33%2000
Orange-crowned WarblerParulidae42025+33%2014
Bullock's OrioleIcteridae42013+100%2007
Hammond's FlycatcherTyrannidae32025-23%2003
White-crowned SparrowPasserellidae32025+43%2003
Song SparrowPasserellidae32025-44%2001
Olive-sided FlycatcherTyrannidae32018+100%2003
American CrowCorvidae32025-67%2002

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