BirdAnalyst
BBS Route · Texas · BCR 37

Bayside 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 96 species recorded across 6 survey years, no longer active.

96Species 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 →
6Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1997–2004Span
2Observers

Bird Species Found on Texas Bayside 2

Top 40 of 96 species by most recent count. Each links to its species trend.

Species recorded on the Bayside 2 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
Cliff SwallowHirundinidae1702004-1%1999
Red-winged BlackbirdIcteridae1282004-28%1999
Great-tailed GrackleIcteridae1192004-39%1999
Laughing GullLaridae892004+20%1999
Tricolored HeronArdeidae652001+217%1998
Mottled DuckAnatidae512004+0%1999
Black-bellied Whistling-DuckAnatidae352004-14%1999
Great EgretArdeidae322004+87%1999
Common NighthawkCaprimulgidae322004-49%1999
Northern MockingbirdMimidae262004-34%1999
Mourning DoveColumbidae252004-28%1999
Northern CardinalCardinalidae252004-10%1999
DickcisselCardinalidae242004-41%1999
KilldeerCharadriidae232004-9%1999
Western Cattle-EgretArdeidae222004+1%1999
Eastern MeadowlarkIcteridae212004-51%1999
Northern BobwhiteOdontophoridae182004-20%1999
Turkey VultureCathartidae172004+7%1999
Cave SwallowHirundinidae152004+486%1998
Inca DoveColumbidae142001-5%1998
Painted BuntingCardinalidae142004+11%1999
Fulvous Whistling-DuckAnatidae132004-38%1997
Black-necked StiltRecurvirostridae122004-26%1999
European StarlingSturnidae102004-29%1999
Purple MartinHirundinidae102004+89%1999
Least TernLaridae92004+300%1998
Neotropic CormorantPhalacrocoracidae92004-8%1999
American White PelicanPelecanidae92004+800%2000
Scissor-tailed FlycatcherTyrannidae82004-39%1999
Great Blue HeronArdeidae72004-14%1999
White-faced IbisThreskiornithidae72004n/an/a
Snowy EgretArdeidae62004-43%1999
Forster's TernLaridae42004-37%1999
Roseate SpoonbillThreskiornithidae42000-56%1997
Chimney SwiftApodidae42004+17%1999
Brown-crested FlycatcherTyrannidae42001+60%1998
Brown-headed CowbirdIcteridae42004-22%1999
Bronzed CowbirdIcteridae42004-14%1998
Cassin's SparrowPasserellidae42001-50%1998
Black SkimmerLaridae32004+200%1999

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