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BBS Route · Michigan · BCR 12

Wilson Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 133 species recorded across 42 survey years, still active.

133Species 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 →
42Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2010Span
4Observers

Bird Species Found on Michigan Wilson

Top 40 of 133 species by most recent count. Each links to its species trend.

Species recorded on the Wilson 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
American CrowCorvidae442010+138%1968
Bank SwallowHirundinidae402007+413%1972
Red-eyed VireoVireonidae392010+185%1968
American RobinTurdidae332010+97%1968
OvenbirdParulidae292010+128%1968
American GoldfinchFringillidae242010+224%1968
Song SparrowPasserellidae242010+67%1968
Mourning DoveColumbidae23201011×1974
Indigo BuntingCardinalidae212010+66%1968
Common YellowthroatParulidae212010+64%1968
Chipping SparrowPasserellidae172010+429%1968
Nashville WarblerParulidae152010+26%1980
Black-capped ChickadeeParidae142010+371%1968
Hermit ThrushTurdidae132010+186%1968
Canada GooseAnatidae12200312×1995
Common RavenCorvidae112010+320%1971
Red-breasted NuthatchSittidae92010+233%1979
Blue JayCorvidae82010+29%1968
Cedar WaxwingBombycillidae82010+0%1968
Rose-breasted GrosbeakCardinalidae72010+80%1969
Tree SwallowHirundinidae72010+10%1968
Northern House WrenTroglodytidae72010+575%1972
Red-winged BlackbirdIcteridae62010-67%1968
Rock PigeonColumbidae62009+100%1981
White-throated SparrowPasserellidae52010+100%1968
Clay-colored SparrowPasserellidae52010+220%1968
House SparrowPasseridae52010+150%1974
Cliff SwallowHirundinidae52010-54%1975
Ring-necked PheasantPhasianidae52010+50%2005
Great Crested FlycatcherTyrannidae42010+83%1968
Eastern Wood-PeweeTyrannidae42010+58%1968
Least FlycatcherTyrannidae42009-50%1968
Eastern MeadowlarkIcteridae42010-33%1968
Savannah SparrowPasserellidae42009-36%1968
Baltimore OrioleIcteridae42010-50%1974
Herring GullLaridae42005+100%1986
Wood DuckAnatidae41993+300%1985
DickcisselCardinalidae42006n/an/a
Upland SandpiperScolopacidae32002+100%1980
Eastern PhoebeTyrannidae32010+78%1969

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