BirdAnalyst
BBS Route · Michigan · BCR 23

New Troy Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 107 species recorded across 52 survey years, still active.

107Species 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 →
1971–2024Span
4Observers

Bird Species Found on Michigan New Troy

Top 40 of 107 species by most recent count. Each links to its species trend.

Species recorded on the New Troy 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
House SparrowPasseridae1292024+13%1973
European StarlingSturnidae1102024-33%1973
Red-winged BlackbirdIcteridae672024-38%1973
American RobinTurdidae592024-18%1973
American CrowCorvidae332024+368%1973
House FinchFringillidae232024+11%1989
Ring-billed GullLaridae202024-20%2004
Northern House WrenTroglodytidae192024+48%1973
Barn SwallowHirundinidae172024-28%1973
Mourning DoveColumbidae162024-51%1973
Common GrackleIcteridae152024-89%1973
Northern CardinalCardinalidae152024+61%1973
Chimney SwiftApodidae112024-48%1973
Song SparrowPasserellidae112024-58%1973
KilldeerCharadriidae92024-36%1973
Rock PigeonColumbidae92024-91%1973
Chipping SparrowPasserellidae82024-70%1973
Wild TurkeyPhasianidae82024+63%2014
Warbling VireoVireonidae62024-51%1973
Bank SwallowHirundinidae52023+38%1973
Eastern BluebirdTurdidae52024+275%1992
Blue JayCorvidae42023+100%1973
Brown-headed CowbirdIcteridae42024-81%1973
American GoldfinchFringillidae42024-76%1973
Brewer's BlackbirdIcteridae41972n/an/a
Willow FlycatcherTyrannidae32023-71%1973
Horned LarkAlaudidae32024-76%1973
Eastern MeadowlarkIcteridae32024-87%1973
Gray CatbirdMimidae32024-28%1973
Brown ThrasherMimidae32023-23%1973
DickcisselCardinalidae32023+140%1976
Northern Rough-winged SwallowHirundinidae32024+117%1976
Tufted TitmouseParidae32023+60%1974
Black-capped ChickadeeParidae32024+233%1978
MallardAnatidae22024+0%1973
Western MeadowlarkIcteridae21983-50%1973
Orchard OrioleIcteridae21995+33%1977
Eastern TowheePasserellidae22024+50%1973
Tree SwallowHirundinidae22016+125%1979
Common YellowthroatParulidae22024-29%1973

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