BirdAnalyst
BBS Route · Wyoming · BCR 10

Ne Entrance Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 120 species recorded across 35 survey years, still active.

120Species 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 →
35Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1982–2025Span
8Observers

Bird Species Found on Wyoming Ne Entrance

Top 40 of 120 species by most recent count. Each links to its species trend.

Species recorded on the Ne Entrance 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
Cliff SwallowHirundinidae1522025-10%1989
American RobinTurdidae482025+70%1989
Vesper SparrowPasserellidae462025+322%1989
Brewer's SparrowPasserellidae332025+118%1990
Canada GooseAnatidae282024+147%1999
Chipping SparrowPasserellidae262025+5%1989
Tree SwallowHirundinidae252025+278%1990
Brewer's BlackbirdIcteridae192025+7%1989
Swainson's ThrushTurdidae152025+267%1997
Savannah SparrowPasserellidae142025-44%1989
White-crowned SparrowPasserellidae132025+185%1991
Pine SiskinFringillidae122025+138%1989
Ruby-crowned KingletRegulidae122025+156%1989
Sage ThrasherMimidae112025+171%1992
European StarlingSturnidae102025+908%1989
Green-tailed TowheePasserellidae102025+100%1990
Western TanagerCardinalidae102025+81%1999
Common RavenCorvidae92025+209%1989
Warbling VireoVireonidae92025+63%1989
Common MerganserAnatidae92021+200%1999
Lincoln's SparrowPasserellidae82025-31%1997
Red CrossbillFringillidae82023+167%2003
American CootRallidae72025+200%1993
Black-billed MagpieCorvidae62025+106%1989
Red-winged BlackbirdIcteridae52025+170%1989
Brown-headed CowbirdIcteridae52024+350%1995
Mountain ChickadeeParidae52025+60%1990
Canada JayCorvidae52007-25%2002
Common NighthawkCaprimulgidae42021-33%1992
American CrowCorvidae42025-13%2000
Cassin's FinchFringillidae42025+100%1991
Hammond's FlycatcherTyrannidae42025+125%1993
American AvocetRecurvirostridae42016-63%2000
Green-winged TealAnatidae32019+0%1991
Barrow's GoldeneyeAnatidae32019-50%1992
Northern House WrenTroglodytidae32023+250%1989
Red-breasted NuthatchSittidae32024+167%1990
Gray CatbirdMimidae31988n/an/a
Yellow WarblerParulidae32025+100%1993
Barn SwallowHirundinidae32001-10%1993

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