BirdAnalyst
BBS Route · Massachusetts · BCR 14

Pittsfield Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 112 species recorded across 41 survey years, still active.

112Species 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 →
41Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2016Span
6Observers

Bird Species Found on Massachusetts Pittsfield

Top 40 of 112 species by most recent count. Each links to its species trend.

Species recorded on the Pittsfield 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-eyed VireoVireonidae972016+123%1969
American RobinTurdidae962016-7%1969
Cedar WaxwingBombycillidae71201622×1974
American CrowCorvidae512016+47%1969
Common YellowthroatParulidae402016+35%1969
Chipping SparrowPasserellidae382016+142%1969
OvenbirdParulidae372016+216%1969
Song SparrowPasserellidae362016-25%1969
Gray CatbirdMimidae342016+77%1969
Red-winged BlackbirdIcteridae282016-25%1969
Barn SwallowHirundinidae232016+158%1969
Black-throated Blue WarblerParulidae222016+100%1970
Northern CardinalCardinalidae20201611×1969
American RedstartParulidae202016+70%1969
Chestnut-sided WarblerParulidae192016-29%1969
House SparrowPasseridae162016+21%1969
Yellow-bellied SapsuckerPicidae152016+300%1969
Black-capped ChickadeeParidae152016+181%1969
VeeryTurdidae152016-16%1969
Mourning DoveColumbidae142016+200%1969
White-breasted NuthatchSittidae142016+150%1969
Wood ThrushTurdidae142016+0%1969
Blackburnian WarblerParulidae142016+725%1976
House FinchFringillidae142016-33%1990
Blue JayCorvidae132016-3%1969
Rock PigeonColumbidae122006-64%1969
European StarlingSturnidae122016-63%1969
Northern House WrenTroglodytidae112016+120%1969
Tufted TitmouseParidae112016+567%1993
American GoldfinchFringillidae102016-6%1969
Indigo BuntingCardinalidae102016+114%1972
Downy WoodpeckerPicidae92016+275%1971
Eastern TowheePasserellidae92016-74%1969
Black-and-white WarblerParulidae92016+114%1969
Black-throated Green WarblerParulidae92016+400%1970
BobolinkIcteridae82016+44%1970
Brown-headed CowbirdIcteridae82016-20%1969
Scarlet TanagerCardinalidae82016+114%1969
Baltimore OrioleIcteridae62016+0%1969
Common GrackleIcteridae62016-46%1969

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