BirdAnalyst
BBS Route · Pennsylvania · BCR 28

Brunnerville Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 114 species recorded across 33 survey years, no longer active.

114Species 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 →
33Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1969–2009Span
4Observers

Bird Species Found on Pennsylvania Brunnerville

Top 40 of 114 species by most recent count. Each links to its species trend.

Species recorded on the Brunnerville 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
Canada GooseAnatidae2822009+235%1974
Common GrackleIcteridae1882009-34%1971
American RobinTurdidae1882009+64%1971
European StarlingSturnidae952009-33%1971
House SparrowPasseridae612009-40%1971
Rock PigeonColumbidae562009-77%1971
Mourning DoveColumbidae512009+64%1971
Chipping SparrowPasserellidae342009+158%1971
American CrowCorvidae312009-34%1971
Song SparrowPasserellidae282009+113%1971
Red-winged BlackbirdIcteridae242009-44%1971
Northern House WrenTroglodytidae192009+30%1971
MallardAnatidae172009+15%1971
Chimney SwiftApodidae172009-48%1971
Brown-headed CowbirdIcteridae172009+125%1972
Northern CardinalCardinalidae172009+223%1971
Barn SwallowHirundinidae172009+161%1971
Indigo BuntingCardinalidae162009+57%1971
American GoldfinchFringillidae132009+144%1971
Purple MartinHirundinidae132009+95%1971
Cedar WaxwingBombycillidae122009+244%1999
Red-eyed VireoVireonidae112009+267%1971
Tufted TitmouseParidae102009+163%1973
Blue JayCorvidae92009-39%1971
House FinchFringillidae92009+431%1981
Carolina ChickadeeParidae92009n/an/a
Gray CatbirdMimidae82009+21%1971
Carolina WrenTroglodytidae82009+117%1973
Double-crested CormorantPhalacrocoracidae82009+67%1997
Tree SwallowHirundinidae8200914×1976
KilldeerCharadriidae72009+33%1971
Red-bellied WoodpeckerPicidae72009+233%1971
Horned LarkAlaudidae72009+70%1971
BobolinkIcteridae72004+83%1985
Baltimore OrioleIcteridae62009+25%1971
Wood ThrushTurdidae62009-39%1971
Yellow WarblerParulidae62009+433%1975
Eastern BluebirdTurdidae62009+67%1988
Vesper SparrowPasserellidae52009-75%1971
OvenbirdParulidae52009-10%1971

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