BirdAnalyst
BBS Route · Michigan · BCR 23

St Charles Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 97 species recorded across 29 survey years, still active.

97Species 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 →
29Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2019Span
7Observers

Bird Species Found on Michigan St Charles

Top 40 of 97 species by most recent count. Each links to its species trend.

Species recorded on the St Charles 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 GooseAnatidae1611996+383%1978
American RobinTurdidae1272019+227%1969
Red-winged BlackbirdIcteridae892019+19%1969
House SparrowPasseridae802019-24%1969
European StarlingSturnidae742019-3%1969
Song SparrowPasserellidae542019+9%1969
Ring-billed GullLaridae48201915×1976
House FinchFringillidae392019+267%1990
Northern CardinalCardinalidae372019+588%1969
Mourning DoveColumbidae332019+350%1969
Common GrackleIcteridae332019-51%1969
MallardAnatidae312019+724%1976
Brown-headed CowbirdIcteridae292019+5%1969
American CrowCorvidae242019+158%1969
Barn SwallowHirundinidae242019+53%1969
Northern House WrenTroglodytidae232019+446%1969
Horned LarkAlaudidae202019+65%1969
Herring GullLaridae191992n/an/a
Chipping SparrowPasserellidae182019+491%1969
Black-capped ChickadeeParidae182019+920%1976
American GoldfinchFringillidae162019+27%1969
Savannah SparrowPasserellidae152010-78%1969
Cedar WaxwingBombycillidae152019+48%1972
KilldeerCharadriidae142019+17%1969
Blue JayCorvidae132019+54%1969
Tree SwallowHirundinidae82019+440%1976
Wild TurkeyPhasianidae82019+300%2010
Chimney SwiftApodidae62019-5%1969
Grasshopper SparrowPasserellidae52019+125%1978
Common YellowthroatParulidae52019+600%1970
Wood DuckAnatidae52010+150%1986
Great Horned OwlStrigidae51978n/an/a
Ring-necked PheasantPhasianidae42010+229%1969
Vesper SparrowPasserellidae42010-69%1970
Indigo BuntingCardinalidae42010-13%1969
White-breasted NuthatchSittidae42018+167%1981
Red-bellied WoodpeckerPicidae42010+150%1990
Double-crested CormorantPhalacrocoracidae42018+0%1991
Turkey VultureCathartidae42019+300%1991
American KestrelFalconidae31995-17%1969

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