BirdAnalyst
BBS Route · West Virginia · BCR 28

Clendenin Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 23 survey years, still active.

92Species 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 →
23Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1979–2025Span
7Observers

Bird Species Found on West Virginia Clendenin

Top 40 of 92 species by most recent count. Each links to its species trend.

Species recorded on the Clendenin 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
Song SparrowPasserellidae402025-20%1993
Northern CardinalCardinalidae342025+7%1993
Red-eyed VireoVireonidae222025-71%1993
European StarlingSturnidae212025+24%1993
Indigo BuntingCardinalidae212025-49%1993
American CrowCorvidae182025+70%1993
Wood ThrushTurdidae182025-69%1993
American RobinTurdidae162025-30%1993
Mourning DoveColumbidae152025+2%1993
Barn SwallowHirundinidae152025+105%1993
Gray CatbirdMimidae152025-30%1993
Eastern BluebirdTurdidae152025+257%1993
Tufted TitmouseParidae142025+21%1993
House FinchFringillidae142025+190%1997
Turkey VultureCathartidae122025+300%1998
Eastern PhoebeTyrannidae112025-43%1993
Blue-winged WarblerParulidae102025-46%1993
Eastern Wood-PeweeTyrannidae92025-59%1993
Common GrackleIcteridae82025-60%1993
American GoldfinchFringillidae82025-26%1993
Chipping SparrowPasserellidae82025-58%1993
Eastern TowheePasserellidae82025+17%1993
American RedstartParulidae82025-53%1993
Yellow-throated VireoVireonidae72025-6%1996
Yellow-throated WarblerParulidae72025-44%1993
White-eyed VireoVireonidae62025-72%1993
Common YellowthroatParulidae62025-72%1993
MallardAnatidae62017+167%1999
Tree SwallowHirundinidae62025+500%2006
Carolina WrenTroglodytidae52025+80%1993
Carolina ChickadeeParidae52025-31%1993
Northern MockingbirdMimidae42025+50%2000
Purple MartinHirundinidae42017n/an/a
Downy WoodpeckerPicidae32021-33%1993
Field SparrowPasserellidae32025-37%1993
Scarlet TanagerCardinalidae32025-61%1993
Warbling VireoVireonidae31986+0%1979
Northern ParulaParulidae32025+60%1993
Yellow WarblerParulidae32025-92%1993
OvenbirdParulidae32025-79%1993

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