BirdAnalyst
BBS Route · New York · BCR 13

Byron Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 114 species recorded across 51 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 →
51Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2024Span
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
European StarlingSturnidae1442024+14%1969
Red-winged BlackbirdIcteridae552024-46%1969
Song SparrowPasserellidae462024-5%1969
American RobinTurdidae422024-8%1969
Mourning DoveColumbidae412024+191%1969
Chipping SparrowPasserellidae312024+206%1969
American GoldfinchFringillidae302024-36%1969
House SparrowPasseridae252024-14%1969
Northern CardinalCardinalidae242024+146%1970
Barn SwallowHirundinidae222024+20%1969
American CrowCorvidae212024-32%1969
Gray CatbirdMimidae162024+38%1969
Indigo BuntingCardinalidae162024+146%1970
Common GrackleIcteridae152024-68%1969
Northern House WrenTroglodytidae152024+253%1969
Warbling VireoVireonidae132024+825%1976
Tree SwallowHirundinidae11202414×1977
KilldeerCharadriidae102024+0%1969
Savannah SparrowPasserellidae102024-71%1969
Yellow WarblerParulidae102024-41%1969
Common YellowthroatParulidae102024+47%1969
Bank SwallowHirundinidae82019-48%1980
Northern MockingbirdMimidae82024+211%1999
Brown-headed CowbirdIcteridae72024-42%1969
Vesper SparrowPasserellidae72024-19%1969
Cliff SwallowHirundinidae72007+80%1985
Field SparrowPasserellidae62024+214%1969
Swamp SparrowPasserellidae62024+180%1975
Rock PigeonColumbidae52024-78%1969
Eastern KingbirdTyrannidae52023-71%1969
Baltimore OrioleIcteridae52024+67%1969
Red-eyed VireoVireonidae52024+33%1970
Blue JayCorvidae42024+160%1969
Black-capped ChickadeeParidae42024+100%1976
Eastern Wood-PeweeTyrannidae32024+57%1970
Horned LarkAlaudidae32024-39%1969
Willow FlycatcherTyrannidae32024-50%1975
Black TernLaridae31988-50%1969
Rose-breasted GrosbeakCardinalidae32024-22%1971
American RedstartParulidae32024+100%1984

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