BirdAnalyst
BBS Route · Pennsylvania · BCR 28

Pottersdale Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 112 species recorded across 46 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 →
46Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2025Span
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
OvenbirdParulidae672025+207%1970
Red-eyed VireoVireonidae382025-42%1970
American RobinTurdidae232025-42%1970
Eastern TowheePasserellidae182025-34%1970
Chipping SparrowPasserellidae142025-43%1970
Indigo BuntingCardinalidae142025-12%1970
Black-throated Green WarblerParulidae132025+180%1970
Wood ThrushTurdidae132025-75%1970
American CrowCorvidae122025+17%1970
Chestnut-sided WarblerParulidae102025+143%1970
Blue-headed VireoVireonidae92025+140%1979
Common YellowthroatParulidae92025+61%1970
Black-and-white WarblerParulidae82025+71%1970
Eastern Wood-PeweeTyrannidae72025+16%1970
Field SparrowPasserellidae72025-50%1970
Northern CardinalCardinalidae72025+22%1970
Blue JayCorvidae62025-62%1970
Black-capped ChickadeeParidae62025+0%1970
Mourning DoveColumbidae62025+25%1974
Yellow-bellied SapsuckerPicidae62025+80%2007
Eastern PhoebeTyrannidae52025+143%1970
Song SparrowPasserellidae52025-31%1970
Scarlet TanagerCardinalidae52025-82%1970
Gray CatbirdMimidae52025-21%1970
Tufted TitmouseParidae52025+125%1984
Tree SwallowHirundinidae52025+267%1993
Northern House WrenTroglodytidae42024-18%1970
Red-winged BlackbirdIcteridae42025-31%1971
Vesper SparrowPasserellidae41994+67%1971
Cedar WaxwingBombycillidae42025-50%1971
Common GrackleIcteridae42025-82%1973
Cliff SwallowHirundinidae31997-73%1971
Black-throated Blue WarblerParulidae32025+175%1994
Wood DuckAnatidae31994n/an/a
Purple MartinHirundinidae31994n/an/a
Eastern MeadowlarkIcteridae22025-40%1970
American GoldfinchFringillidae22025-69%1970
Yellow WarblerParulidae22019+20%1974
White-breasted NuthatchSittidae22025-69%1970
Hermit ThrushTurdidae22025-83%1970

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