BirdAnalyst
BBS Route · Wyoming · BCR 10

Ryegrass Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 60 species recorded across 25 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 →
25Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1990–2025Span
5Observers

Bird Species Found on Wyoming Ryegrass

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

Species recorded on the Ryegrass 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
Brewer's SparrowPasserellidae1222025+48%1997
Sage ThrasherMimidae872025+2%1996
Vesper SparrowPasserellidae512025+175%1997
Horned LarkAlaudidae402025+31%1996
Bank SwallowHirundinidae252017+46%1996
WilletScolopacidae192025+59%1996
Greater Sage-GrousePhasianidae122024-36%1999
Western MeadowlarkIcteridae92025+310%1996
Rock PigeonColumbidae71990n/an/a
Tree SwallowHirundinidae72025+200%2007
Wilson's SnipeScolopacidae52025-68%1996
KilldeerCharadriidae52025+80%1996
Cliff SwallowHirundinidae52018+2%2007
Northern Rough-winged SwallowHirundinidae52023+150%2021
Common RavenCorvidae42024-54%1996
Red-winged BlackbirdIcteridae42025+117%2000
Long-billed CurlewScolopacidae42025+175%2016
Lark BuntingPasserellidae42004n/an/a
Brewer's BlackbirdIcteridae32024-50%1996
Mourning DoveColumbidae32024-72%1997
White-crowned SparrowPasserellidae32009+67%2007
Savannah SparrowPasserellidae32025+75%2009
MallardAnatidae22024+67%1997
Sandhill CraneGruidae22025-85%1996
Common GrackleIcteridae21990n/an/a
Yellow WarblerParulidae22025+100%1996
American RobinTurdidae22025-46%1997
Green-winged TealAnatidae22009-33%1996
Yellow-headed BlackbirdIcteridae22006+0%1997
Canada GooseAnatidae22018+0%1997
Mountain BluebirdTurdidae22025-20%2004
Song SparrowPasserellidae22025+67%2000
Black-billed MagpieCorvidae22023-43%2006
American AvocetRecurvirostridae22009+100%2007
Trumpeter SwanAnatidae22016n/an/a
GadwallAnatidae22017n/an/a
Barn SwallowHirundinidae22024-33%2019
Northern HarrierAccipitridae12024-25%2000
Common NighthawkCaprimulgidae12023+17%1997
Chipping SparrowPasserellidae12006-82%1997

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