BirdAnalyst
BBS Route · Pennsylvania · BCR 28

Rush Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 128 species recorded across 49 survey years, still active.

128Species 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 →
49Years 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
7Observers

Bird Species Found on Pennsylvania Rush

Top 40 of 128 species by most recent count. Each links to its species trend.

Species recorded on the Rush 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
Red-winged BlackbirdIcteridae422025-84%1972
American RobinTurdidae382025-57%1972
American CrowCorvidae372025-31%1972
Song SparrowPasserellidae352025-53%1972
OvenbirdParulidae342025+69%1972
Red-eyed VireoVireonidae292025+11%1972
European StarlingSturnidae262025-80%1972
BobolinkIcteridae242025-15%1972
Mourning DoveColumbidae222025+800%1972
Northern House WrenTroglodytidae192025-48%1972
Wood ThrushTurdidae162025-79%1972
Common GrackleIcteridae152025-66%1972
American GoldfinchFringillidae152025-55%1972
Barn SwallowHirundinidae132025-69%1972
Common YellowthroatParulidae132025-42%1972
Tufted TitmouseParidae132025+160%1975
Field SparrowPasserellidae122025-70%1972
Eastern TowheePasserellidae122025-69%1972
Gray CatbirdMimidae122025-65%1972
Scarlet TanagerCardinalidae112025-44%1972
Rock PigeonColumbidae102024+10%1972
Rose-breasted GrosbeakCardinalidae102025-54%1972
Eastern Wood-PeweeTyrannidae92025+43%1972
Yellow WarblerParulidae92025-9%1972
Black-capped ChickadeeParidae92025+14%1972
Common MerganserAnatidae92024+200%2010
Baltimore OrioleIcteridae82025-63%1972
Northern CardinalCardinalidae82025-7%1972
Cedar WaxwingBombycillidae82025-46%1972
Chimney SwiftApodidae72025+63%1972
Blue JayCorvidae72025-49%1972
Chipping SparrowPasserellidae72025-76%1972
Indigo BuntingCardinalidae72025-55%1972
Double-crested CormorantPhalacrocoracidae72024+600%2001
Eastern MeadowlarkIcteridae62025-84%1972
VeeryTurdidae62025-71%1972
Warbling VireoVireonidae52025+80%1980
Chestnut-sided WarblerParulidae52025+62%1972
Wild TurkeyPhasianidae52025+350%1989
House FinchFringillidae52025+120%1985

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