BirdAnalyst
BBS Route · Texas · BCR 20

Valley Spgs Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 111 species recorded across 53 survey years, still active.

111Species 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 →
53Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2025Span
8Observers

Bird Species Found on Texas Valley Spgs

Top 40 of 111 species by most recent count. Each links to its species trend.

Species recorded on the Valley Spgs 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 CardinalCardinalidae762025+64%1969
Painted BuntingCardinalidae562025+128%1969
Mourning DoveColumbidae482025+32%1969
Bell's VireoVireonidae392025+104%1973
Bullock's OrioleIcteridae262005+417%1997
Northern MockingbirdMimidae222025-58%1969
Bewick's WrenTroglodytidae222025+3%1969
Black VultureCathartidae212025+131%1984
Lark SparrowPasserellidae212025-37%1969
DickcisselCardinalidae202024+47%1973
Blue-gray GnatcatcherPolioptilidae162025+308%1974
Turkey VultureCathartidae132025+0%1969
Orchard OrioleIcteridae122025-87%1969
Black-crested TitmouseParidae122025-28%1969
Yellow-billed CuckooCuculidae112025+11%1969
Brown-headed CowbirdIcteridae92025+217%1969
Northern BobwhiteOdontophoridae82025-87%1969
Black-throated SparrowPasserellidae82025+92%1970
European StarlingSturnidae82025-9%1985
Eurasian Collared-DoveColumbidae72025+325%2009
House FinchFringillidae62025+57%1976
Indigo BuntingCardinalidae62005+500%1997
Summer TanagerCardinalidae52025+280%1970
House SparrowPasseridae52025-69%1969
Wild TurkeyPhasianidae52025-8%1971
Golden-fronted WoodpeckerPicidae52025+100%1971
Purple MartinHirundinidae52025+150%1977
Inca DoveColumbidae42025-42%1970
Ladder-backed WoodpeckerPicidae42025+150%1970
Scissor-tailed FlycatcherTyrannidae42025-49%1969
Carolina WrenTroglodytidae42025+50%1974
VerdinRemizidae42019+0%1979
Eastern BluebirdTurdidae42025+14%1974
Red-bellied WoodpeckerPicidae42016+300%1973
PyrrhuloxiaCardinalidae42025+67%1998
Eastern Wood-PeweeTyrannidae32025+33%1975
Carolina ChickadeeParidae32025+300%1972
Black-chinned HummingbirdTrochilidae32025+67%1980
Blue GrosbeakCardinalidae32025+20%1980
Red-shouldered HawkAccipitridae32023+0%2015

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