BirdAnalyst
BBS Route · Michigan · BCR 12

Raco Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 132 species recorded across 38 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 →
38Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1971–2025Span
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
Canada GooseAnatidae552025+259%2001
OvenbirdParulidae482025-1%1973
Red-eyed VireoVireonidae272025+91%1973
Black-throated Green WarblerParulidae202025+171%1973
Hermit ThrushTurdidae182025-38%1973
Chestnut-sided WarblerParulidae172025+75%1974
Yellow-bellied SapsuckerPicidae172025+500%1974
American RedstartParulidae162025+177%1973
American RobinTurdidae162025-38%1973
Nashville WarblerParulidae152025+61%1973
Red-breasted NuthatchSittidae152025+443%1973
Cliff SwallowHirundinidae152001+150%1977
Blue JayCorvidae142025-20%1973
Common RavenCorvidae132025+157%1973
White-throated SparrowPasserellidae132025-67%1973
Cedar WaxwingBombycillidae132025-11%1973
Chipping SparrowPasserellidae122025-18%1973
Common YellowthroatParulidae122025+53%1973
Rose-breasted GrosbeakCardinalidae112025+117%1973
VeeryTurdidae112025-38%1973
Alder FlycatcherTyrannidae92025+142%1973
Indigo BuntingCardinalidae92025+200%1973
Sandhill CraneGruidae82025-17%1978
Ruffed GrousePhasianidae82025+460%1978
Brewer's BlackbirdIcteridae81990n/an/a
Song SparrowPasserellidae72025-61%1973
Eastern Wood-PeweeTyrannidae62025+0%1973
American GoldfinchFringillidae62025-63%1973
Mourning WarblerParulidae62025+92%1974
Red-winged BlackbirdIcteridae52025-7%1974
Tree SwallowHirundinidae52024-18%1973
Black-capped ChickadeeParidae52025+100%1978
Grasshopper SparrowPasserellidae51993+400%1974
Canada JayCorvidae51994+400%1991
Wild TurkeyPhasianidae52024+100%2017
American BitternArdeidae42025-9%1990
Mourning DoveColumbidae42025-14%1973
Eastern Whip-poor-willCaprimulgidae42025+67%1973
Purple MartinHirundinidae41974+33%1971
Blackburnian WarblerParulidae42025+133%1979

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