BBS Route · Wyoming · BCR 10

Riverside Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 105 species recorded across 36 survey years, still active.

105Species Recorded
36Years Surveyed
19682024Span
4Observers

Bird Species Found on Wyoming Riverside

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

Species recorded on the Riverside route.
History
Red-winged BlackbirdIcteridae542024+29%1970
American RobinTurdidae422024-50%1970
Wilson's SnipeScolopacidae31202411×1971
Black-billed MagpieCorvidae292024+1%1970
Savannah SparrowPasserellidae232024+13%2000
Yellow WarblerParulidae212024+23%1970
Vesper SparrowPasserellidae202024+195%1989
American CrowCorvidae192024+132%1993
Horned LarkAlaudidae132024+85%1971
Cliff SwallowHirundinidae132024-43%1970
Song SparrowPasserellidae112024+29%1970
Northern House WrenTroglodytidae92024+567%1990
Western MeadowlarkIcteridae72024-41%1970
Common RavenCorvidae72024+14%1989
Greater Sage-GrousePhasianidae61971-46%1970
Brown-headed CowbirdIcteridae62018+229%1991
American GoldfinchFringillidae52024+6%1970
Brewer's SparrowPasserellidae52024+78%1989
Mountain BluebirdTurdidae52023+0%1991
Green-tailed TowheePasserellidae52024+233%2000
Sage ThrasherMimidae52024+40%1994
White-crowned SparrowPasserellidae52024+380%2000
Mourning DoveColumbidae42024-70%1970
Brewer's BlackbirdIcteridae42024-89%1989
Tree SwallowHirundinidae42024-55%1991
Violet-green SwallowHirundinidae42018-65%1995
Sandhill CraneGruidae42019+140%2004
Broad-tailed HummingbirdTrochilidae32024+20%1994
MallardAnatidae32023-53%1990
Western Wood-PeweeTyrannidae32023+183%1998
European StarlingSturnidae32023+650%1991
Common MerganserAnatidae32023+0%1999
Blue-winged TealAnatidae31997n/an/a
Steller's JayCorvidae32000n/an/a
Wilson's PhalaropeScolopacidae32005+200%2003
Bald EagleAccipitridae32023+20%2014
Black-billed CuckooCuculidae21969n/an/a
Eastern KingbirdTyrannidae22008+50%2005
Common GrackleIcteridae22017-60%1971
Pine SiskinFringillidae22014-82%1971

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