BirdAnalyst
BBS Route · Wisconsin · BCR 22

River Falls Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 103 species recorded across 21 survey years, still active.

103Species 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 →
21Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1998–2025Span
7Observers

Bird Species Found on Wisconsin River Falls

Top 40 of 103 species by most recent count. Each links to its species trend.

Species recorded on the River Falls 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 BlackbirdIcteridae912025-21%2002
American RobinTurdidae672025+36%2002
Canada GooseAnatidae582025+154%2005
Northern House WrenTroglodytidae542025+123%2002
Brown-headed CowbirdIcteridae512025+44%2002
Common GrackleIcteridae492025+214%2002
American CrowCorvidae482025-5%2002
Indigo BuntingCardinalidae392025+78%2002
Mourning DoveColumbidae292025+51%2002
Northern CardinalCardinalidae282025+172%2002
European StarlingSturnidae262025-51%2002
Chipping SparrowPasserellidae252025+5%2002
Cedar WaxwingBombycillidae252025+118%2003
Common YellowthroatParulidae232025-11%2002
American GoldfinchFringillidae202025+21%2002
Song SparrowPasserellidae202025-30%2002
Gray CatbirdMimidae192025+68%2002
Red-bellied WoodpeckerPicidae182025+250%2002
Eastern Wood-PeweeTyrannidae182025+159%2003
KilldeerCharadriidae172025+82%2002
Baltimore OrioleIcteridae162025+69%2002
Blue JayCorvidae152025+56%2002
Horned LarkAlaudidae142025+667%2002
Warbling VireoVireonidae142025+30%2002
House SparrowPasseridae142025+13%2002
Eastern KingbirdTyrannidae132025+123%2002
Eastern MeadowlarkIcteridae132025-6%2002
Northern Rough-winged SwallowHirundinidae122022+3%2002
Sedge WrenTroglodytidae122024+62%2003
Ring-necked PheasantPhasianidae112025+59%2002
Great Crested FlycatcherTyrannidae112025+0%2002
Savannah SparrowPasserellidae112025-75%2002
Barn SwallowHirundinidae102025-56%2002
Rock PigeonColumbidae102025-50%2003
Rose-breasted GrosbeakCardinalidae92025+0%2002
Black-capped ChickadeeParidae92025+56%2003
Field SparrowPasserellidae82025-40%2002
Yellow WarblerParulidae82025+7%2002
Downy WoodpeckerPicidae72025+73%2002
Cliff SwallowHirundinidae72025+560%2003

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