BirdAnalyst
BBS Route · New Hampshire · BCR 14

Crawford Not Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 91 species recorded across 10 survey years, no longer active.

91Species 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 →
10Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–1975Span
1Observers

Bird Species Found on New Hampshire Crawford Not

Top 40 of 91 species by most recent count. Each links to its species trend.

Species recorded on the Crawford Not 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 RobinTurdidae481975+3%1968
Red-eyed VireoVireonidae471975+37%1968
Tree SwallowHirundinidae321975+363%1968
Barn SwallowHirundinidae311975+26%1968
VeeryTurdidae261975+116%1968
Common YellowthroatParulidae231975+0%1968
Wood ThrushTurdidae201975-18%1968
American RedstartParulidae191975-11%1968
White-throated SparrowPasserellidae161975-30%1968
Song SparrowPasserellidae131975-27%1968
American CrowCorvidae121975+118%1968
OvenbirdParulidae111975-2%1968
Least FlycatcherTyrannidae101975+35%1968
Red-winged BlackbirdIcteridae101975-38%1968
Chestnut-sided WarblerParulidae91975-13%1968
American GoldfinchFringillidae71975-29%1968
Black-capped ChickadeeParidae61975-14%1968
Pine SiskinFringillidae61971+500%1969
Yellow-bellied SapsuckerPicidae51975+0%1968
Eastern PhoebeTyrannidae51975-45%1968
Cedar WaxwingBombycillidae51974-14%1968
Swainson's ThrushTurdidae51975-21%1968
MallardAnatidae51974+55%1969
Chimney SwiftApodidae51975+7%1969
Blue-headed VireoVireonidae51975+13%1971
Blackpoll WarblerParulidae51973+14%1969
European StarlingSturnidae41975-81%1968
Purple MartinHirundinidae41972+100%1967
Great Crested FlycatcherTyrannidae31975-13%1968
Purple FinchFringillidae31975-65%1968
Gray CatbirdMimidae31975+50%1968
Hermit ThrushTurdidae31975-11%1969
Cliff SwallowHirundinidae31975+50%1972
Ruffed GrousePhasianidae21975+0%1968
Belted KingfisherAlcedinidae21973+0%1967
Eastern Wood-PeweeTyrannidae21975+20%1968
Alder FlycatcherTyrannidae21973-29%1968
Blue JayCorvidae21975-70%1968
Common GrackleIcteridae21975-35%1968
Black-and-white WarblerParulidae21975+36%1968

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