BirdAnalyst
BBS Route · Virginia · BCR 29

Tryme Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 108 species recorded across 39 survey years, still active.

108Species 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 →
39Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1975–2024Span
10Observers

Bird Species Found on Virginia Tryme

Top 40 of 108 species by most recent count. Each links to its species trend.

Species recorded on the Tryme 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 CrowCorvidae852024-4%1977
American GoldfinchFringillidae642024+220%1977
Northern CardinalCardinalidae602024+117%1977
Carolina WrenTroglodytidae542024+441%1977
Red-eyed VireoVireonidae472024+230%1977
Eastern Wood-PeweeTyrannidae362024+135%1977
Indigo BuntingCardinalidae362024-29%1977
Barn SwallowHirundinidae262024-39%1977
Mourning DoveColumbidae202024-50%1977
Eastern BluebirdTurdidae192024+236%1977
Field SparrowPasserellidae162024-31%1977
Gray CatbirdMimidae142024+22%1977
Carolina ChickadeeParidae142024+70%1978
Common YellowthroatParulidae132024+7%1977
Tufted TitmouseParidae122024+109%1977
Turkey VultureCathartidae112024+39%1977
Northern MockingbirdMimidae112024-47%1977
American RobinTurdidae112024-51%1977
Blue-headed VireoVireonidae112006+400%1996
Chipping SparrowPasserellidae102024+190%1977
Eastern MeadowlarkIcteridae92024-82%1977
Blue-gray GnatcatcherPolioptilidae92024+380%1977
Chimney SwiftApodidae72019-51%1977
Blue JayCorvidae72024+3%1977
Eastern TowheePasserellidae72024-56%1977
Scarlet TanagerCardinalidae72024+33%1977
Wood ThrushTurdidae72024-26%1977
Red-bellied WoodpeckerPicidae62024-32%1977
Acadian FlycatcherTyrannidae62024-32%1977
European StarlingSturnidae62022-75%1977
Common GrackleIcteridae62024-93%1977
Eastern KingbirdTyrannidae52019+0%1977
Red-winged BlackbirdIcteridae52024-83%1977
House SparrowPasseridae52022-75%1977
Great Crested FlycatcherTyrannidae52024+56%1979
White-breasted NuthatchSittidae52024+275%1986
Chestnut-sided WarblerParulidae52000+400%1996
Northern BobwhiteOdontophoridae42019-95%1977
Eastern PhoebeTyrannidae42024-52%1977
Brown ThrasherMimidae42022+9%1977

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