BirdAnalyst
BBS Route · Texas · BCR 35

Shafter Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 63 species recorded across 17 survey years, no longer active.

63Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1969–1985Span
1Observers

Bird Species Found on Texas Shafter

Top 40 of 63 species by most recent count. Each links to its species trend.

Species recorded on the Shafter 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
Northern MockingbirdMimidae471985-29%1971
Black-throated SparrowPasserellidae321985-56%1971
Ash-throated FlycatcherTyrannidae311985-7%1971
Cliff SwallowHirundinidae28198512×1971
Turkey VultureCathartidae271985-38%1971
Scott's OrioleIcteridae261985-17%1971
Cactus WrenTroglodytidae221985+107%1971
PyrrhuloxiaCardinalidae201985-49%1971
House FinchFringillidae191985-63%1971
Mourning DoveColumbidae181985+20%1971
Scaled QuailOdontophoridae161985-29%1971
Cassin's KingbirdTyrannidae161985-45%1971
Brown-headed CowbirdIcteridae161985-10%1971
Western KingbirdTyrannidae91983+233%1974
Common NighthawkCaprimulgidae81985-42%1971
White-winged DoveColumbidae71985+117%1971
VerdinRemizidae61985-27%1971
Bronzed CowbirdIcteridae61985n/an/a
Barn SwallowHirundinidae51984+50%1974
Bell's VireoVireonidae51985+100%1972
Plumbeous VireoVireonidae51971n/an/a
Rock WrenTroglodytidae41985+20%1971
Blue-gray GnatcatcherPolioptilidae41973+67%1970
Lesser GoldfinchFringillidae41980n/an/a
Ladder-backed WoodpeckerPicidae31985-11%1971
Western MeadowlarkIcteridae31985+67%1975
Rufous-crowned SparrowPasserellidae31985+100%1978
Loggerhead ShrikeLaniidae21983-44%1972
KilldeerCharadriidae21985+60%1974
Black-chinned HummingbirdTrochilidae21983+33%1973
Chihuahuan RavenCorvidae21985+20%1977
Cassin's SparrowPasserellidae21985-78%1975
Red-tailed HawkAccipitridae11985+133%1972
Swainson's HawkAccipitridae11975-50%1969
Common PoorwillCaprimulgidae11984-20%1974
Lesser NighthawkCaprimulgidae11985+50%1971
Say's PhoebeTyrannidae11985+38%1971
Red-winged BlackbirdIcteridae11969n/an/a
Canyon TowheePasserellidae11985-38%1971
Curve-billed ThrasherMimidae11983-40%1971

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