BirdAnalyst
BBS Route · Pennsylvania · BCR 28

Martinsburg Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 116 species recorded across 36 survey years, still active.

116Species 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 →
36Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1970–2024Span
6Observers

Bird Species Found on Pennsylvania Martinsburg

Top 40 of 116 species by most recent count. Each links to its species trend.

Species recorded on the Martinsburg 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 RobinTurdidae1242024+53%1972
House SparrowPasseridae622024-35%1972
European StarlingSturnidae552024+9%1972
Common GrackleIcteridae542024-81%1972
Red-eyed VireoVireonidae522024+256%1972
Mourning DoveColumbidae462024+131%1972
Red-winged BlackbirdIcteridae442024-34%1972
Song SparrowPasserellidae332024+48%1972
Gray CatbirdMimidae322024+117%1972
American GoldfinchFringillidae272024+3%1972
Chipping SparrowPasserellidae262024+16%1972
Chimney SwiftApodidae242024+190%1972
Northern CardinalCardinalidae192024+125%1972
OvenbirdParulidae182024+313%1972
Eastern TowheePasserellidae162024+96%1972
Cedar WaxwingBombycillidae162024-7%1990
American CrowCorvidae152024-18%1972
Canada GooseAnatidae142022-35%2005
Barn SwallowHirundinidae132024-15%1972
Yellow WarblerParulidae112024+42%1972
Common YellowthroatParulidae112024+94%1972
American RedstartParulidae112024+425%1975
Eastern Wood-PeweeTyrannidae102024+280%1973
Scarlet TanagerCardinalidae102024-10%1972
Northern House WrenTroglodytidae102024-11%1972
House FinchFringillidae92024-48%1991
Tufted TitmouseParidae82024+73%1972
MallardAnatidae72023+21%1990
Acadian FlycatcherTyrannidae72024+7%1991
Horned LarkAlaudidae62024+125%1995
Eastern MeadowlarkIcteridae62024-71%1972
Carolina WrenTroglodytidae62024+240%1988
KilldeerCharadriidae52024-6%1972
Brown-headed CowbirdIcteridae52024-72%1972
Field SparrowPasserellidae52024-15%1972
Downy WoodpeckerPicidae52024+60%1975
Red-bellied WoodpeckerPicidae52024+375%1991
Turkey VultureCathartidae52024+133%1992
Rock PigeonColumbidae42023-53%1973
Black-capped ChickadeeParidae42024-17%1990

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