BirdAnalyst
BBS Route · Nevada · BCR 9

Sheldon Nwr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 60 species recorded across 21 survey years, no longer active.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 →
21Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2019Span
7Observers

Bird Species Found on Nevada Sheldon Nwr

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

Species recorded on the Sheldon Nwr 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
Sage ThrasherMimidae1162019+19%1994
Brewer's SparrowPasserellidae602019-41%1994
Gray FlycatcherTyrannidae432019-40%1994
Sagebrush SparrowPasserellidae402019+50%1995
Vesper SparrowPasserellidae302019-34%1995
Horned LarkAlaudidae262019-46%1994
Greater Sage-GrousePhasianidae12201812×2009
MallardAnatidae82007+500%1995
Western MeadowlarkIcteridae52019-51%1994
Rock WrenTroglodytidae52019-70%1994
Mountain BluebirdTurdidae52010-69%1994
Brewer's BlackbirdIcteridae42019-50%1994
Northern House WrenTroglodytidae42010+10%1994
Spotted TowheePasserellidae42011+33%1993
House FinchFringillidae32018-70%1995
American CootRallidae32002+50%2001
Red-tailed HawkAccipitridae22019-46%1994
Say's PhoebeTyrannidae22017+33%2009
Common RavenCorvidae22019+40%1994
Brown-headed CowbirdIcteridae22019-71%1995
Northern Rough-winged SwallowHirundinidae22001+0%1992
European StarlingSturnidae21997-50%1993
Black-billed MagpieCorvidae22011-46%2008
Northern HarrierAccipitridae22019+33%2009
Warbling VireoVireonidae22002n/an/a
Burrowing OwlStrigidae22017n/an/a
Mourning DoveColumbidae12019-77%1997
Golden EagleAccipitridae12013+0%2007
Prairie FalconFalconidae12018+20%2008
American KestrelFalconidae12010+0%1992
Red-winged BlackbirdIcteridae12018-56%1995
American GoldfinchFringillidae11992n/an/a
Black-throated SparrowPasserellidae12018+75%2001
Song SparrowPasserellidae12010-20%1995
Green-tailed TowheePasserellidae12019-77%1994
Cliff SwallowHirundinidae12019-69%2009
Violet-green SwallowHirundinidae12014+0%1992
Yellow WarblerParulidae12009-25%2000
American RobinTurdidae12014-67%1994
Lark SparrowPasserellidae12010-67%1993

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