BirdAnalyst
BBS Route · Nevada · BCR 9

Calico Spr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 49 species recorded across 7 survey years, no longer active.

49Species 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 →
7Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–1974Span
3Observers

Bird Species Found on Nevada Calico Spr

Top 40 of 49 species by most recent count. Each links to its species trend.

Species recorded on the Calico Spr 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
Horned LarkAlaudidae351974-39%1970
Mourning DoveColumbidae341974+200%1970
Greater Sage-GrousePhasianidae181974+386%1971
Northern Rough-winged SwallowHirundinidae181974+60%1972
Western MeadowlarkIcteridae161974-42%1970
Brewer's BlackbirdIcteridae151974+73%1970
Barn SwallowHirundinidae101974-29%1972
Sage ThrasherMimidae91974-75%1970
KilldeerCharadriidae91973-10%1969
Lesser NighthawkCaprimulgidae91974n/an/a
Black-billed MagpieCorvidae81974+125%1971
Violet-green SwallowHirundinidae71974+250%1969
Sagebrush SparrowPasserellidae61974-51%1970
Turkey VultureCathartidae61974+500%1972
American RobinTurdidae51974-24%1970
Red-winged BlackbirdIcteridae51974+60%1972
Cliff SwallowHirundinidae51973-76%1970
White-throated SwiftApodidae51974n/an/a
Common RavenCorvidae41974-71%1971
American KestrelFalconidae41974+300%1970
Golden EagleAccipitridae31974+100%1972
European StarlingSturnidae31972-25%1969
Loggerhead ShrikeLaniidae31974-25%1970
Bewick's WrenTroglodytidae31969n/an/a
Rock WrenTroglodytidae31974+200%1971
White-crowned SparrowPasserellidae31973n/an/a
Yellow-headed BlackbirdIcteridae31974n/an/a
Yellow-breasted ChatIcteriidae31974n/an/a
Red-tailed HawkAccipitridae21974+50%1970
Burrowing OwlStrigidae21970+100%1968
Brewer's SparrowPasserellidae21974-76%1970
Spotted SandpiperScolopacidae21969n/an/a
Swainson's HawkAccipitridae21970n/an/a
Western Wood-PeweeTyrannidae21970n/an/a
Brown-headed CowbirdIcteridae21971+100%1970
Prairie FalconFalconidae21974+100%1972
MallardAnatidae21973n/an/a
Western KingbirdTyrannidae21974-33%1973
Say's PhoebeTyrannidae21973n/an/a
Chipping SparrowPasserellidae21974n/an/a

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