BirdAnalyst
BBS Route · Wisconsin · BCR 23

Manawa Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 160 species recorded across 58 survey years, still active.

160Species 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 →
58Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2025Span
3Observers

Bird Species Found on Wisconsin Manawa

Top 40 of 160 species by most recent count. Each links to its species trend.

Species recorded on the Manawa 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 GooseAnatidae1152025+688%1986
Red-winged BlackbirdIcteridae432025-16%1968
American RobinTurdidae362025+117%1968
Mourning DoveColumbidae322025+432%1968
American CrowCorvidae252025-5%1968
European StarlingSturnidae242025+327%1968
Rock PigeonColumbidae202025+9%1968
Song SparrowPasserellidae172025-47%1968
Barn SwallowHirundinidae172025+304%1968
Sandhill CraneGruidae162025+211%1982
American GoldfinchFringillidae122025+17%1968
Yellow WarblerParulidae122025+230%1968
MallardAnatidae102025+20%1969
Northern CardinalCardinalidae102025+740%1974
Cliff SwallowHirundinidae92025+100%1969
Common GrackleIcteridae82024-4%1968
DickcisselCardinalidae82018-58%1968
Common YellowthroatParulidae82025-3%1968
Red-eyed VireoVireonidae82025+480%1969
American RedstartParulidae82025+167%1979
Northern House WrenTroglodytidae72025+26%1968
Indigo BuntingCardinalidae62025+120%1968
Gray CatbirdMimidae62025+167%1968
Brewer's BlackbirdIcteridae62014+67%1975
House SparrowPasseridae52025-72%1968
Marsh WrenTroglodytidae52025+50%1970
VeeryTurdidae52025+175%1971
Double-crested CormorantPhalacrocoracidae51995n/an/a
Wild TurkeyPhasianidae52025+300%1999
Great Crested FlycatcherTyrannidae42025+88%1968
Blue JayCorvidae42025-29%1969
Chipping SparrowPasserellidae42025-10%1968
Tree SwallowHirundinidae42025+263%1968
Black-and-white WarblerParulidae42025+67%1974
Red-bellied WoodpeckerPicidae42022+167%1984
Herring GullLaridae41988n/an/a
Eastern Wood-PeweeTyrannidae32025+117%1970
Least FlycatcherTyrannidae32025+0%1969
Horned LarkAlaudidae32018-25%1976
BobolinkIcteridae32024-73%1968

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