BirdAnalyst
BBS Route · Pennsylvania · BCR 28

Pottersdale Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 112 species recorded across 45 survey years, still active.

112Species 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 →
45Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2024Span
3Observers

Bird Species Found on Pennsylvania Pottersdale

Top 40 of 112 species by most recent count. Each links to its species trend.

Species recorded on the Pottersdale 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
OvenbirdParulidae762024+201%1970
Eastern TowheePasserellidae242024-37%1970
Red-eyed VireoVireonidae222024-48%1970
American CrowCorvidae212024+22%1970
Canada GooseAnatidae202022-11%2003
American RobinTurdidae172024-52%1970
Indigo BuntingCardinalidae112024-17%1970
Common YellowthroatParulidae112024+78%1970
Black-throated Green WarblerParulidae102024+160%1970
Eastern Wood-PeweeTyrannidae82024-5%1970
Black-and-white WarblerParulidae82024+82%1970
Tree SwallowHirundinidae82024+267%1993
Eastern PhoebeTyrannidae62024+157%1970
Song SparrowPasserellidae62024-31%1970
Gray CatbirdMimidae62024-25%1970
Black-capped ChickadeeParidae52024+0%1970
Wood ThrushTurdidae52024-84%1970
Blue JayCorvidae42024-64%1970
Chipping SparrowPasserellidae42024-51%1970
Chestnut-sided WarblerParulidae42024+86%1970
Northern House WrenTroglodytidae42024-18%1970
Yellow-billed CuckooCuculidae42024+71%1973
Red-winged BlackbirdIcteridae42024-6%1971
Vesper SparrowPasserellidae41994+67%1971
Pileated WoodpeckerPicidae42024+20%1980
Eastern MeadowlarkIcteridae32024-50%1970
Scarlet TanagerCardinalidae32024-77%1970
Barn SwallowHirundinidae32024-84%1970
Cedar WaxwingBombycillidae32019-65%1971
Blackburnian WarblerParulidae32022+100%1976
BobolinkIcteridae32024+40%1985
Cliff SwallowHirundinidae31997-73%1971
Black-throated Blue WarblerParulidae32023+250%1994
Wood DuckAnatidae31994n/an/a
Purple MartinHirundinidae31994n/an/a
Field SparrowPasserellidae22024-73%1970
Rose-breasted GrosbeakCardinalidae22019-14%1971
Yellow WarblerParulidae22019+20%1974
American RedstartParulidae22023+160%1973
KilldeerCharadriidae22007+33%1978

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