BirdAnalyst
BBS Route · Nevada · BCR 9

Nixon Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 76 species recorded across 43 survey years, still active.

76Species 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 →
43Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1973–2025Span
6Observers

Bird Species Found on Nevada Nixon

Top 40 of 76 species by most recent count. Each links to its species trend.

Species recorded on the Nixon 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
Turkey VultureCathartidae40202512×1975
Horned LarkAlaudidae142025-56%1975
Mourning DoveColumbidae112025-33%1975
House SparrowPasseridae102025+27%1975
Canada GooseAnatidae102021-46%2001
Common RavenCorvidae72025+100%1975
MallardAnatidae72024+100%1989
Black-throated SparrowPasserellidae62025-59%1975
Sagebrush SparrowPasserellidae62025-66%1978
American White PelicanPelecanidae62025-15%1996
Brewer's BlackbirdIcteridae52025-68%1975
Sage ThrasherMimidae52016+267%1978
Lark SparrowPasserellidae52023+55%1991
Cinnamon TealAnatidae51992+67%1989
California GullLaridae42018+3%1975
American KestrelFalconidae42025+67%1975
Black-billed MagpieCorvidae42025-77%1975
European StarlingSturnidae42025-94%1975
Tree SwallowHirundinidae42021-10%2012
Say's PhoebeTyrannidae42024-13%1978
Common MerganserAnatidae42023+100%2001
Barn SwallowHirundinidae42025+33%1979
Savannah SparrowPasserellidae42019+300%1989
American CrowCorvidae41997+300%1991
Spotted TowheePasserellidae42018+300%1996
GadwallAnatidae42009n/an/a
Wood DuckAnatidae42015n/an/a
Red-tailed HawkAccipitridae32025+163%1979
Common NighthawkCaprimulgidae32024-47%1975
Red-winged BlackbirdIcteridae32023-70%1975
House FinchFringillidae32025-27%1992
Cliff SwallowHirundinidae32024-36%1994
Western MeadowlarkIcteridae22025-88%1975
Caspian TernLaridae22025-20%1997
American RobinTurdidae22024+50%1989
California QuailOdontophoridae22025+667%1987
Brown-headed CowbirdIcteridae22018+33%2004
Golden EagleAccipitridae22009+67%1991
Chipping SparrowPasserellidae21978n/an/a
Brewer's SparrowPasserellidae22024+143%1993

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