BirdAnalyst
BBS Route · Pennsylvania · BCR 28

Ravensburg Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 102 species recorded across 10 survey years, no longer active.

102Species 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 →
10Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–1980Span
3Observers

Bird Species Found on Pennsylvania Ravensburg

Top 40 of 102 species by most recent count. Each links to its species trend.

Species recorded on the Ravensburg 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
American RobinTurdidae841980-25%1971
Common GrackleIcteridae721980-47%1971
European StarlingSturnidae571980+5%1971
Barn SwallowHirundinidae541980+60%1971
Rock PigeonColumbidae401980+13%1971
Mourning DoveColumbidae351980+114%1971
American CrowCorvidae321980-21%1971
House SparrowPasseridae201980-28%1971
Chipping SparrowPasserellidae171980+15%1971
MallardAnatidae171978+567%1971
Red-winged BlackbirdIcteridae161980-62%1971
Northern CardinalCardinalidae141980+58%1971
Blue JayCorvidae131980+0%1971
Indigo BuntingCardinalidae131980+500%1971
House FinchFringillidae121980+333%1977
Gray CatbirdMimidae101980-4%1971
Northern House WrenTroglodytidae91980-14%1971
Purple MartinHirundinidae81978+700%1974
Song SparrowPasserellidae71980-69%1971
Cedar WaxwingBombycillidae71980-17%1975
OvenbirdParulidae71980-8%1971
Eastern PhoebeTyrannidae61980+56%1971
Baltimore OrioleIcteridae61979+33%1971
Eastern TowheePasserellidae61980+91%1971
Rose-breasted GrosbeakCardinalidae61980+333%1971
Red-eyed VireoVireonidae61980-67%1971
Wood ThrushTurdidae61980-32%1971
Acadian FlycatcherTyrannidae61971n/an/a
Chimney SwiftApodidae51980-38%1975
Vesper SparrowPasserellidae51966n/an/a
Northern ParulaParulidae51966n/an/a
Louisiana WaterthrushParulidae51975+400%1966
Common YellowthroatParulidae51980+31%1975
Tree SwallowHirundinidae51980-17%1976
KilldeerCharadriidae51980+100%1975
Field SparrowPasserellidae31977+10%1971
Northern WaterthrushParulidae31978+50%1977
Wood DuckAnatidae21971+100%1966
Ring-necked PheasantPhasianidae21978+300%1971
Hairy WoodpeckerPicidae21976+0%1966

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