BirdAnalyst
BBS Route · Connecticut · BCR 30

Long Hill Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 114 species recorded across 26 survey years, still active.

114Species 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 →
26Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1972–2019Span
8Observers

Bird Species Found on Connecticut Long Hill

Top 40 of 114 species by most recent count. Each links to its species trend.

Species recorded on the Long Hill 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
Common GrackleIcteridae742019+39%1974
American RobinTurdidae582019+3%1974
Gray CatbirdMimidae502019+110%1974
Northern CardinalCardinalidae452019+170%1974
Song SparrowPasserellidae422019+36%1974
Chipping SparrowPasserellidae312019+81%1974
Northern House WrenTroglodytidae262019+13%1974
Mourning DoveColumbidae252019+23%1974
Cedar WaxwingBombycillidae212019+111%1986
Tufted TitmouseParidae20201913×1974
Carolina WrenTroglodytidae202019+800%1987
American GoldfinchFringillidae192019+720%1976
Red-winged BlackbirdIcteridae172019-61%1974
Black-capped ChickadeeParidae172019+350%1974
Red-eyed VireoVireonidae152019+158%1974
American CrowCorvidae142019+1%1974
Chimney SwiftApodidae132019+14%1975
House SparrowPasseridae112019-34%1974
Warbling VireoVireonidae112019+733%1981
Red-bellied WoodpeckerPicidae112019+967%1989
Yellow WarblerParulidae102019+82%1974
OvenbirdParulidae102019+208%1974
Downy WoodpeckerPicidae92019+325%1975
American RedstartParulidae92019+567%1978
Blue JayCorvidae82019-43%1974
House FinchFringillidae82019+221%1974
Fish CrowCorvidae82018+17%2016
Eastern PhoebeTyrannidae72019+150%1974
Indigo BuntingCardinalidae72019-14%1974
White-breasted NuthatchSittidae72019+560%1975
Canada GooseAnatidae72018-10%1978
Great Crested FlycatcherTyrannidae62019+150%1974
Eastern Wood-PeweeTyrannidae62019+200%1975
European StarlingSturnidae62017-84%1974
Tree SwallowHirundinidae62018-33%1974
Wood ThrushTurdidae62019-41%1974
Blue-gray GnatcatcherPolioptilidae62019+350%1987
Common YellowthroatParulidae52019-19%1974
Brown-headed CowbirdIcteridae52019+471%1975
Rose-breasted GrosbeakCardinalidae52019-8%1975

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