BirdAnalyst
BBS Route · Michigan · BCR 23

Hamburg Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 19 survey years, no longer active.

92Species 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 →
19Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1981–2001Span
2Observers

Bird Species Found on Michigan Hamburg

Top 40 of 92 species by most recent count. Each links to its species trend.

Species recorded on the Hamburg 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
Red-winged BlackbirdIcteridae1522001+9%1985
American RobinTurdidae822001+131%1985
Song SparrowPasserellidae622001+44%1985
Mourning DoveColumbidae302001-19%1985
Blue JayCorvidae292001+60%1985
Indigo BuntingCardinalidae292001+57%1985
American CrowCorvidae282001-29%1985
House SparrowPasseridae282001-83%1985
European StarlingSturnidae272001-68%1985
Northern CardinalCardinalidae272001+84%1985
Barn SwallowHirundinidae232001+71%1985
Savannah SparrowPasserellidae212001+296%1985
Bank SwallowHirundinidae202001-14%1985
Yellow WarblerParulidae172001+588%1986
Brown-headed CowbirdIcteridae142001+39%1985
Common YellowthroatParulidae142001+38%1985
Tree SwallowHirundinidae142000+520%1989
Common GrackleIcteridae132001-59%1985
American GoldfinchFringillidae122001-19%1985
Ring-necked PheasantPhasianidae102001+87%1985
Northern House WrenTroglodytidae102001+79%1985
Canada GooseAnatidae92001+370%1987
Chipping SparrowPasserellidae82001-46%1985
Field SparrowPasserellidae82001-13%1985
Chimney SwiftApodidae71995+125%1987
Eastern Wood-PeweeTyrannidae72001+19%1986
Red-eyed VireoVireonidae72001+21%1987
KilldeerCharadriidae62001+47%1985
Willow FlycatcherTyrannidae62001+300%1985
Horned LarkAlaudidae62000+32%1986
Northern Rough-winged SwallowHirundinidae62001+58%1988
Northern BobwhiteOdontophoridae52001+100%1985
Great Crested FlycatcherTyrannidae52001+667%1986
Eastern TowheePasserellidae52001+70%1986
Gray CatbirdMimidae52001-4%1985
Black-capped ChickadeeParidae52001+13%1985
Rock PigeonColumbidae42001-58%1985
Vesper SparrowPasserellidae42000-5%1985
Swamp SparrowPasserellidae42001+75%1987
Cedar WaxwingBombycillidae42001-13%1986

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