BirdAnalyst
BBS Route · West Virginia · BCR 28

Bismark Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 120 species recorded across 46 survey years, still active.

120Species 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 →
1976–2025Span
7Observers

Bird Species Found on West Virginia Bismark

Top 40 of 120 species by most recent count. Each links to its species trend.

Species recorded on the Bismark 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-eyed VireoVireonidae482025-4%1978
American RobinTurdidae482025-31%1978
European StarlingSturnidae352025-36%1978
Gray CatbirdMimidae322025+38%1978
Common YellowthroatParulidae302025+43%1978
Eastern TowheePasserellidae252025-18%1978
OvenbirdParulidae252025+236%1978
Song SparrowPasserellidae232025+15%1978
Red-winged BlackbirdIcteridae212025-79%1978
American GoldfinchFringillidae212025-26%1978
Cedar WaxwingBombycillidae202025+800%1979
Chimney SwiftApodidae192025+160%1982
Chipping SparrowPasserellidae192025+7%1978
Indigo BuntingCardinalidae172025-76%1978
American CrowCorvidae162025-62%1978
American RedstartParulidae142025+46%1978
Tufted TitmouseParidae132025-20%1978
Black-capped ChickadeeParidae132025+122%1979
Eastern Wood-PeweeTyrannidae122025-28%1978
Brown-headed CowbirdIcteridae122025+9%1978
Northern House WrenTroglodytidae102025-21%1978
Wood ThrushTurdidae102025-24%1978
Field SparrowPasserellidae92025-54%1978
Chestnut-sided WarblerParulidae92025+6%1978
Scarlet TanagerCardinalidae82025-29%1978
Barn SwallowHirundinidae82025+65%1978
Black-throated Green WarblerParulidae82025+160%1981
KilldeerCharadriidae72022+11%1979
Mourning DoveColumbidae72025+933%1983
Eastern PhoebeTyrannidae72025+100%1978
Blue-gray GnatcatcherPolioptilidae72023+67%1978
Downy WoodpeckerPicidae62025+30%1978
Turkey VultureCathartidae62023+140%1989
Canada GooseAnatidae62023+71%2015
Yellow-bellied SapsuckerPicidae62025+200%2016
Common GrackleIcteridae52025-61%1978
Northern CardinalCardinalidae52025+67%1978
Yellow WarblerParulidae52025-43%1978
Hooded WarblerParulidae52025-36%1978
Black-and-white WarblerParulidae52025+17%1981

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