BirdAnalyst
BBS Route · New Hampshire · BCR 14

Dixvil Notch Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 132 species recorded across 48 survey years, no longer active.

132Species 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 →
48Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–2017Span
5Observers

Bird Species Found on New Hampshire Dixvil Notch

Top 40 of 132 species by most recent count. Each links to its species trend.

Species recorded on the Dixvil Notch 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 RobinTurdidae352017-32%1968
Red-eyed VireoVireonidae322017+23%1968
American CrowCorvidae312017+98%1968
Common YellowthroatParulidae312017+46%1968
Red-winged BlackbirdIcteridae292017-23%1968
Song SparrowPasserellidae262017+1%1968
American RedstartParulidae232017+80%1968
Canada GooseAnatidae232016+233%2002
White-throated SparrowPasserellidae192017-33%1968
Black-capped ChickadeeParidae162017+350%1968
Chipping SparrowPasserellidae152017+3%1968
Northern ParulaParulidae152017+833%1968
Black-throated Green WarblerParulidae152017+422%1969
White-winged CrossbillFringillidae151977n/an/a
BobolinkIcteridae142017-42%1968
Swainson's ThrushTurdidae142017+5%1968
European StarlingSturnidae122017-82%1968
Savannah SparrowPasserellidae112017-37%1968
OvenbirdParulidae112017+100%1968
Winter WrenTroglodytidae112017-29%1968
American GoldfinchFringillidae102017-33%1968
Nashville WarblerParulidae102017+40%1968
Magnolia WarblerParulidae102017+23%1968
Chestnut-sided WarblerParulidae102017+230%1968
Alder FlycatcherTyrannidae92017+80%1968
Blackburnian WarblerParulidae92017+500%1970
Cedar WaxwingBombycillidae82017+164%1968
Hermit ThrushTurdidae82017+263%1968
Common GrackleIcteridae82017+48%1969
Blue JayCorvidae72017+150%1968
Common RavenCorvidae72016+50%1970
Yellow-bellied SapsuckerPicidae62017+67%1968
Golden-crowned KingletRegulidae62017+400%1970
Blue-headed VireoVireonidae62017+257%1972
Wilson's SnipeScolopacidae52017-27%1968
Hairy WoodpeckerPicidae52016+75%1972
Brown-headed CowbirdIcteridae41992+25%1968
Tree SwallowHirundinidae42017-41%1968
VeeryTurdidae42017-40%1968
Warbling VireoVireonidae42008+150%1974

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