BirdAnalyst
BBS Route · New York · BCR 13

Byron Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 114 species recorded across 52 survey years, still active.

114Species 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 →
52Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2025Span
8Observers

Bird Species Found on New York Byron

Top 40 of 114 species by most recent count. Each links to its species trend.

Species recorded on the Byron 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-winged BlackbirdIcteridae752025-43%1969
European StarlingSturnidae692025+14%1969
Song SparrowPasserellidae492025-4%1969
American RobinTurdidae382025-15%1969
Chipping SparrowPasserellidae312025+191%1969
House SparrowPasseridae312025-18%1969
Mourning DoveColumbidae302025+163%1969
American GoldfinchFringillidae212025-37%1969
Northern CardinalCardinalidae202025+142%1970
American CrowCorvidae182025-37%1969
Northern House WrenTroglodytidae162025+247%1969
Gray CatbirdMimidae152025+35%1969
Barn SwallowHirundinidae142025+20%1969
Warbling VireoVireonidae142025+950%1976
Yellow WarblerParulidae142025-26%1969
Common YellowthroatParulidae132025+74%1969
Indigo BuntingCardinalidae122025+154%1970
Horned LarkAlaudidae112025-33%1969
Red-bellied WoodpeckerPicidae112025+350%1982
Brown-headed CowbirdIcteridae102025-46%1969
Northern MockingbirdMimidae102025+156%1999
Eastern BluebirdTurdidae92025+567%1984
Willow FlycatcherTyrannidae82025-15%1975
Bank SwallowHirundinidae82019-48%1980
Vesper SparrowPasserellidae72025-5%1969
Cliff SwallowHirundinidae72007+80%1985
Rock PigeonColumbidae62025-76%1969
Blue JayCorvidae62025+240%1969
Rose-breasted GrosbeakCardinalidae62025+33%1971
Eastern Wood-PeweeTyrannidae52025+114%1970
Baltimore OrioleIcteridae52025+89%1969
Field SparrowPasserellidae52025+129%1969
Swamp SparrowPasserellidae52025+180%1975
House FinchFringillidae52025-33%1984
Carolina WrenTroglodytidae52025+400%2002
KilldeerCharadriidae42025-20%1969
Great Crested FlycatcherTyrannidae42025+17%1971
Common GrackleIcteridae42025-79%1969
Savannah SparrowPasserellidae42025-74%1969
Red-eyed VireoVireonidae42025+67%1970

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