BirdAnalyst
BBS Route · Michigan · BCR 12

Skeels 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 →
1966–2015Span
6Observers

Bird Species Found on Michigan Skeels

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

Species recorded on the Skeels 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 RobinTurdidae632015+21%1968
Chipping SparrowPasserellidae532015+191%1968
Common GrackleIcteridae472015-33%1968
Red-winged BlackbirdIcteridae352015-79%1968
American CrowCorvidae342015-30%1968
European StarlingSturnidae222015-36%1968
Indigo BuntingCardinalidae202015+155%1968
Song SparrowPasserellidae192015-25%1968
Mourning DoveColumbidae152015+38%1968
Blue JayCorvidae132015-57%1968
American GoldfinchFringillidae132015-16%1968
Black-capped ChickadeeParidae112015+200%1968
Tree SwallowHirundinidae102015-10%1968
Red-eyed VireoVireonidae102015+11%1968
Purple MartinHirundinidae91981+200%1968
Cedar WaxwingBombycillidae92015+200%1969
Nashville WarblerParulidae92015+467%1989
Turkey VultureCathartidae82015+150%1975
OvenbirdParulidae72015-17%1968
Hermit ThrushTurdidae72015+300%1968
Great Crested FlycatcherTyrannidae62015-55%1968
Rose-breasted GrosbeakCardinalidae62015-76%1968
Ring-billed GullLaridae62007+100%2006
Barn SwallowHirundinidae52015-19%1968
Bank SwallowHirundinidae52008+8%1968
Common YellowthroatParulidae52015+13%1968
Eastern TowheePasserellidae42015-85%1968
American RedstartParulidae42008+14%1968
Brown ThrasherMimidae42015-77%1968
Northern CardinalCardinalidae42015+100%1972
Downy WoodpeckerPicidae32015-14%1969
Field SparrowPasserellidae32008-69%1968
Yellow WarblerParulidae32011+0%1968
House SparrowPasseridae32015-14%1968
Yellow-throated VireoVireonidae32011+67%1990
Chestnut-sided WarblerParulidae32015+40%1970
Pine WarblerParulidae32015+133%1979
Wilson's SnipeScolopacidae31986+200%1969
Kirtland's WarblerParulidae32011-44%2002
Belted KingfisherAlcedinidae22015+75%1971

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