BirdAnalyst
BBS Route · Wyoming · BCR 10

Tensleep Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 100 species recorded across 14 survey years, still active.

100Species 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 →
14Years 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 Wyoming Tensleep

Top 40 of 100 species by most recent count. Each links to its species trend.

Species recorded on the Tensleep 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
Red-winged BlackbirdIcteridae732025-14%1997
Western MeadowlarkIcteridae702025-48%1997
House SparrowPasseridae312025+126%1997
Cliff SwallowHirundinidae282025+141%2010
Lark SparrowPasserellidae272025+2%1997
Vesper SparrowPasserellidae262025+2%1997
European StarlingSturnidae212025+14%1997
Common RavenCorvidae102025-46%2010
Brewer's SparrowPasserellidae92025+6%1997
Mourning DoveColumbidae82025-27%1997
Common GrackleIcteridae72025-91%1997
Yellow WarblerParulidae72025-18%1997
Say's PhoebeTyrannidae62025+167%1997
Sage ThrasherMimidae62025-48%1997
American RobinTurdidae62025-56%1997
Ring-necked PheasantPhasianidae62025-30%2009
Western GrebePodicipedidae61997n/an/a
Chipping SparrowPasserellidae62025+67%2013
House FinchFringillidae52025+43%2011
American GoldfinchFringillidae52025-42%1997
Lark BuntingPasserellidae52025-17%1997
Rock WrenTroglodytidae52025-57%1997
Lazuli BuntingCardinalidae52025+50%2009
BobolinkIcteridae52025+67%2022
Western Wood-PeweeTyrannidae42025+71%1997
Cinnamon TealAnatidae41998n/an/a
Loggerhead ShrikeLaniidae42025+75%2012
Ring-necked DuckAnatidae42009n/an/a
Canada GooseAnatidae42023+29%2013
KilldeerCharadriidae32025-27%1997
Eastern KingbirdTyrannidae32025+67%1997
Black-billed MagpieCorvidae32025+56%1997
Brown-headed CowbirdIcteridae32025-61%1997
Red-tailed HawkAccipitridae32025+67%1998
White-throated SwiftApodidae32015-77%2009
Horned LarkAlaudidae32024+125%2011
Pied-billed GrebePodicipedidae32015n/an/a
Spotted TowheePasserellidae32024+200%2015
American KestrelFalconidae22024+14%1997
Savannah SparrowPasserellidae22015+100%2010

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