BirdAnalyst
BBS Route · Texas · BCR 25

Bon Wier Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 86 species recorded across 22 survey years, still active.

86Species 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 →
22Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1996–2024Span
1Observers

Bird Species Found on Texas Bon Wier

Top 40 of 86 species by most recent count. Each links to its species trend.

Species recorded on the Bon Wier 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 CardinalCardinalidae622024-23%1998
American CrowCorvidae522024-46%1998
Wood StorkCiconiidae512016n/an/a
White-eyed VireoVireonidae492024-33%1998
Carolina WrenTroglodytidae472024-26%1998
Western Cattle-EgretArdeidae292023+40%1998
Hooded WarblerParulidae282024-1%1998
Tufted TitmouseParidae212024-38%1998
Yellow-billed CuckooCuculidae172024+48%1998
Northern MockingbirdMimidae172024-30%1998
Summer TanagerCardinalidae152024-27%1998
Mourning DoveColumbidae142024+12%1998
Red-bellied WoodpeckerPicidae142024+42%1998
Red-eyed VireoVireonidae122024-26%1998
Pine WarblerParulidae122024-60%1998
Blue-gray GnatcatcherPolioptilidae112024+11%1998
Blue JayCorvidae92024-56%1998
Common GrackleIcteridae82024-44%1998
Pileated WoodpeckerPicidae72024+13%1998
Yellow-breasted ChatIcteriidae72024-61%1998
Carolina ChickadeeParidae72024-40%1998
Turkey VultureCathartidae52024-12%2000
Black VultureCathartidae52024-71%1998
Chimney SwiftApodidae52024-82%1998
Yellow-throated VireoVireonidae52024-21%1998
Wood ThrushTurdidae52024-40%1998
Red-shouldered HawkAccipitridae42024+38%1998
Indigo BuntingCardinalidae42024-83%1998
Little Blue HeronArdeidae42024+0%1999
Prothonotary WarblerParulidae42024+100%1999
Chuck-will's-widowCaprimulgidae32007+250%2005
Acadian FlycatcherTyrannidae32024-79%1998
Purple MartinHirundinidae32024-80%1998
Swainson's WarblerParulidae32024-50%1998
Kentucky WarblerParulidae32024-80%1998
Cliff SwallowHirundinidae32024+200%2004
Great Crested FlycatcherTyrannidae22024-15%1998
Blue GrosbeakCardinalidae22024-50%1998
Painted BuntingCardinalidae22024-64%1998
Barn SwallowHirundinidae22024-79%1998

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