BirdAnalyst
BBS Route · Texas · BCR 37

Moon Lake Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 83 species recorded across 18 survey years, no longer active.

83Species 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 →
18Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1994–2011Span
1Observers

Bird Species Found on Texas Moon Lake

Top 40 of 83 species by most recent count. Each links to its species trend.

Species recorded on the Moon Lake 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
Western Cattle-EgretArdeidae5272011+197%1996
Northern CardinalCardinalidae952011-9%1996
Cliff SwallowHirundinidae63201113×2000
Red-winged BlackbirdIcteridae602011-35%1996
American CrowCorvidae312011-44%1996
Mourning DoveColumbidae252011+22%1996
Northern MockingbirdMimidae252011-19%1996
Tricolored HeronArdeidae232009+178%1996
Eastern MeadowlarkIcteridae212011-63%1996
Great EgretArdeidae162011-60%1996
European StarlingSturnidae162011-9%1996
Carolina ChickadeeParidae162011+0%1996
Northern Rough-winged SwallowHirundinidae121995n/an/a
White-faced IbisThreskiornithidae11201111×2000
Red-bellied WoodpeckerPicidae102011-32%1996
Carolina WrenTroglodytidae102011-17%1996
Tufted TitmouseParidae102011-47%1996
Yellow-billed CuckooCuculidae92011+56%1996
Black VultureCathartidae82011+43%1996
Turkey VultureCathartidae72011-50%1996
White IbisThreskiornithidae62011-51%1996
Boat-tailed GrackleIcteridae62011+73%1996
Purple MartinHirundinidae52011-10%1996
House SparrowPasseridae52011-38%1997
Common GrackleIcteridae42011-73%1996
Eastern BluebirdTurdidae42011+63%1996
Crested CaracaraFalconidae42011-22%2000
Brown ThrasherMimidae42010+300%2006
Black-bellied Whistling-DuckAnatidae32011+22%1996
Great Blue HeronArdeidae32011-42%1996
Northern BobwhiteOdontophoridae32011-64%1996
Mississippi KiteAccipitridae32005-33%1998
Scissor-tailed FlycatcherTyrannidae32011-33%1996
Brown-headed CowbirdIcteridae32011+0%1996
Barn SwallowHirundinidae32011-87%1996
Loggerhead ShrikeLaniidae32011-71%1996
White-eyed VireoVireonidae32011-22%1996
Laughing GullLaridae32002-25%1996
American CootRallidae32011+133%2008
Cave SwallowHirundinidae32011-79%2008

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