BirdAnalyst
BBS Route · Wyoming · BCR 17

Raven Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 60 species recorded across 17 survey years, still active.

60Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2025Span
7Observers

Bird Species Found on Wyoming Raven

Top 40 of 60 species by most recent count. Each links to its species trend.

Species recorded on the Raven 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 MeadowlarkIcteridae1892025+109%1994
Lark BuntingPasserellidae1162025-50%1994
Horned LarkAlaudidae352025-28%1994
Brewer's SparrowPasserellidae182025+555%1996
Sharp-tailed GrousePhasianidae122025+200%2024
Mourning DoveColumbidae112025-33%1994
Yellow-headed BlackbirdIcteridae11201311×1992
Turkey VultureCathartidae92022n/an/a
Brewer's BlackbirdIcteridae82025-14%1995
European StarlingSturnidae82025+172%1996
Brown-headed CowbirdIcteridae82025+56%1997
Red-winged BlackbirdIcteridae72025-60%1994
Cliff SwallowHirundinidae62025+57%1998
Vesper SparrowPasserellidae52025-74%1994
Grasshopper SparrowPasserellidae52025-58%1994
Greater Sage-GrousePhasianidae52024+367%1999
Bullock's OrioleIcteridae52025+40%2011
Loggerhead ShrikeLaniidae42025+140%1994
Song SparrowPasserellidae42015-58%1999
Least FlycatcherTyrannidae41995n/an/a
Short-eared OwlStrigidae42024+300%2014
KilldeerCharadriidae32025-57%1994
Northern HarrierAccipitridae32025-40%1996
Wild TurkeyPhasianidae31993n/an/a
Golden EagleAccipitridae32025+100%1996
Black-capped ChickadeeParidae31999-50%1995
Upland SandpiperScolopacidae32024+200%2013
Barn SwallowHirundinidae22025+40%1994
Eastern KingbirdTyrannidae22025-33%2000
Clay-colored SparrowPasserellidae22015+91%1997
Chestnut-collared LongspurCalcariidae21995n/an/a
Bank SwallowHirundinidae21995n/an/a
American KestrelFalconidae22025+133%1998
Common NighthawkCaprimulgidae22025+0%2012
Western KingbirdTyrannidae22025-47%1998
Black-billed MagpieCorvidae22024n/an/a
Red-tailed HawkAccipitridae12024-13%1994
Swainson's HawkAccipitridae12024+0%1999
Common RavenCorvidae12024+0%1992
Lark SparrowPasserellidae12025-36%1995

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