BirdAnalyst
BBS Route · Virginia · BCR 29

Tryme Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 109 species recorded across 40 survey years, still active.

109Species 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 →
40Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1975–2025Span
10Observers

Bird Species Found on Virginia Tryme

Top 40 of 109 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
Northern CardinalCardinalidae512025+103%1977
Carolina WrenTroglodytidae472025+459%1977
American GoldfinchFringillidae442025+210%1977
Indigo BuntingCardinalidae382025-20%1977
Red-eyed VireoVireonidae352025+224%1977
Eastern Wood-PeweeTyrannidae312025+157%1977
American CrowCorvidae292025-11%1977
Field SparrowPasserellidae252025-17%1977
Tufted TitmouseParidae242025+127%1977
Eastern BluebirdTurdidae222025+336%1977
Barn SwallowHirundinidae202025-33%1977
Chipping SparrowPasserellidae192025+160%1977
Common YellowthroatParulidae182025+33%1977
Northern MockingbirdMimidae132025-47%1977
Wood ThrushTurdidae132025-34%1977
American RobinTurdidae132025-52%1977
Mourning DoveColumbidae122025-57%1977
Acadian FlycatcherTyrannidae122025+5%1977
Blue-gray GnatcatcherPolioptilidae122025+400%1977
Turkey VultureCathartidae112024+39%1977
Blue-headed VireoVireonidae112006+400%1996
Red-bellied WoodpeckerPicidae102025-8%1977
Blue JayCorvidae102025-9%1977
Eastern MeadowlarkIcteridae102025-79%1977
Eastern PhoebeTyrannidae92025-35%1977
Eastern TowheePasserellidae92025-60%1977
Gray CatbirdMimidae92025+11%1977
Cedar WaxwingBombycillidae82025+17%1991
Fish CrowCorvidae72025+367%1982
Red-winged BlackbirdIcteridae72025-86%1977
Chimney SwiftApodidae62025-65%1977
European StarlingSturnidae62022-75%1977
Blue GrosbeakCardinalidae62025+22%1977
Scarlet TanagerCardinalidae52025+25%1977
House SparrowPasseridae52022-75%1977
White-breasted NuthatchSittidae52024+275%1986
American RedstartParulidae52025+400%1995
Chestnut-sided WarblerParulidae52000+400%1996
Northern BobwhiteOdontophoridae42019-95%1977
Yellow-billed CuckooCuculidae42025-40%1977

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