BirdAnalyst
BBS Route · Texas · BCR 21

Massey Lake Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 111 species recorded across 50 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 →
50Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1970–2025Span
4Observers

Bird Species Found on Texas Massey Lake

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

Species recorded on the Massey 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-EgretArdeidae2982025-30%1973
Cliff SwallowHirundinidae692025+100%2001
Northern MockingbirdMimidae592025-1%1973
Painted BuntingCardinalidae502025+169%1973
Northern CardinalCardinalidae492025+98%1973
Turkey VultureCathartidae472025+77%1973
Barn SwallowHirundinidae442025-35%1973
Black VultureCathartidae41202521×1975
Carolina WrenTroglodytidae35202513×1979
Scissor-tailed FlycatcherTyrannidae302025-53%1973
Great EgretArdeidae282025+41%1973
Mourning DoveColumbidae282025-49%1973
Brown-headed CowbirdIcteridae222025-16%1973
American CrowCorvidae212025+290%1973
White-eyed VireoVireonidae20202520×1979
White IbisThreskiornithidae202025+878%1980
Eastern MeadowlarkIcteridae182025-76%1973
House SparrowPasseridae182025-69%1973
DickcisselCardinalidae162025-23%1974
Purple MartinHirundinidae152025+267%1973
Red-bellied WoodpeckerPicidae142025+313%1973
Lark SparrowPasserellidae132025-42%1973
Blue JayCorvidae102025+157%1973
Indigo BuntingCardinalidae102025-29%1973
Tufted TitmouseParidae102025+388%1974
Eastern BluebirdTurdidae102025+129%1973
Wood StorkCiconiidae101978n/an/a
Brown ThrasherMimidae82002+667%1994
Little Blue HeronArdeidae72025-90%1973
Canada GooseAnatidae72025+0%2011
AnhingaAnhingidae62025+25%1973
Downy WoodpeckerPicidae62025+183%1973
European StarlingSturnidae62025+162%1973
Orchard OrioleIcteridae62025+129%1975
Summer TanagerCardinalidae62025+833%1974
Carolina ChickadeeParidae62025+68%1973
Eurasian Collared-DoveColumbidae62025+35%2012
Eastern PhoebeTyrannidae52025+220%1973
Blue GrosbeakCardinalidae52025+167%1973
Western KingbirdTyrannidae52025+186%1999

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