BirdAnalyst
BBS Route · Michigan · BCR 12

Raco Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 132 species recorded across 37 survey years, still active.

132Species 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 →
37Years 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
11Observers

Bird Species Found on Michigan Raco

Top 40 of 132 species by most recent count. Each links to its species trend.

Species recorded on the Raco 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
OvenbirdParulidae452024+6%1973
Red-eyed VireoVireonidae372024+95%1973
American RobinTurdidae212024-27%1973
Nashville WarblerParulidae202024+90%1973
Canada GooseAnatidae202024+46%2001
Common YellowthroatParulidae192024+50%1973
Chestnut-sided WarblerParulidae182024+61%1974
American RedstartParulidae182024+177%1973
Hermit ThrushTurdidae182024-35%1973
Blue JayCorvidae172024-16%1973
Common RavenCorvidae152024+121%1973
Cedar WaxwingBombycillidae152024-38%1973
Red-breasted NuthatchSittidae152024+357%1973
Cliff SwallowHirundinidae152001+150%1977
Yellow-bellied SapsuckerPicidae142024+333%1974
Chipping SparrowPasserellidae132024-22%1973
VeeryTurdidae122024-43%1973
Ruffed GrousePhasianidae112024+480%1978
White-throated SparrowPasserellidae102024-72%1973
Eastern Wood-PeweeTyrannidae92024+12%1973
Alder FlycatcherTyrannidae92024+150%1973
Mourning WarblerParulidae92024+108%1974
Sandhill CraneGruidae82024+4%1978
Black-and-white WarblerParulidae82024+36%1973
Black-throated Green WarblerParulidae82024+106%1973
Brewer's BlackbirdIcteridae81990n/an/a
Mourning DoveColumbidae72024-9%1973
European StarlingSturnidae72022-89%1973
Rose-breasted GrosbeakCardinalidae72024+67%1973
Blackburnian WarblerParulidae72024+100%1979
American GoldfinchFringillidae62024-66%1973
Indigo BuntingCardinalidae62024+178%1973
Red-winged BlackbirdIcteridae52024+0%1974
Tree SwallowHirundinidae52024-18%1973
Grasshopper SparrowPasserellidae51993+400%1974
Canada JayCorvidae51994+400%1991
Wild TurkeyPhasianidae52024+100%2017
Least FlycatcherTyrannidae42024-80%1973
Scarlet TanagerCardinalidae42024+0%1978
Purple MartinHirundinidae41974+33%1971

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