BirdAnalyst
BBS Route · Wyoming · BCR 10

Reliance Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 46 species recorded across 10 survey years, still active.

46Species 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 →
10Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1977–2018Span
5Observers

Bird Species Found on Wyoming Reliance

Top 40 of 46 species by most recent count. Each links to its species trend.

Species recorded on the Reliance 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 SparrowPasserellidae632018+12%1979
Sagebrush SparrowPasserellidae612018-30%1979
Sage ThrasherMimidae512018-41%1979
Horned LarkAlaudidae422018-56%1979
Common RavenCorvidae152018n/an/a
Green-tailed TowheePasserellidae132018+625%1979
Golden EagleAccipitridae92018+267%1982
Gray FlycatcherTyrannidae91981n/an/a
Rock WrenTroglodytidae82018-54%1979
Chipping SparrowPasserellidae81978n/an/a
Greater Sage-GrousePhasianidae81981n/an/a
Loggerhead ShrikeLaniidae72018+14%1979
Black-billed MagpieCorvidae62001-51%1979
Northern HarrierAccipitridae42001+100%1977
House SparrowPasseridae42018+75%1979
Violet-green SwallowHirundinidae42001-33%1983
Say's PhoebeTyrannidae32018-77%1979
Vesper SparrowPasserellidae32001-66%1980
Red-tailed HawkAccipitridae32018+100%1981
KilldeerCharadriidae32001-67%1981
Rock PigeonColumbidae31981n/an/a
Mountain BluebirdTurdidae22018-64%1979
Eastern KingbirdTyrannidae21978n/an/a
Western MeadowlarkIcteridae22001-50%1980
Ferruginous HawkAccipitridae22018+0%1983
Ash-throated FlycatcherTyrannidae21980n/an/a
Mourning DoveColumbidae12018-20%1979
Prairie FalconFalconidae12018-50%1979
American KestrelFalconidae11982-60%1978
Great Horned OwlStrigidae11977n/an/a
Brewer's BlackbirdIcteridae12001-56%1979
Savannah SparrowPasserellidae11980-86%1978
Lark SparrowPasserellidae11979-80%1978
Yellow WarblerParulidae11979-50%1978
Canyon WrenTroglodytidae11981-91%1978
American RobinTurdidae12001+67%1980
Common NighthawkCaprimulgidae11982+0%1980
Thick-billed LongspurCalcariidae11980n/an/a
Burrowing OwlStrigidae11981n/an/a
White-crowned SparrowPasserellidae11981n/an/a

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