BirdAnalyst
BBS Route · New Hampshire · BCR 14

Jeffers Ntch Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 101 species recorded across 31 survey years, still active.

101Species 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 →
31Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
1Observers

Bird Species Found on New Hampshire Jeffers Ntch

Top 40 of 101 species by most recent count. Each links to its species trend.

Species recorded on the Jeffers Ntch 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 VireoVireonidae842025+92%1995
American RobinTurdidae282025-35%1995
European StarlingSturnidae202003+317%1995
OvenbirdParulidae152025-12%1995
Swainson's ThrushTurdidae122025+13%1995
Canada GooseAnatidae11201711×2011
Common YellowthroatParulidae102025-24%1995
Black-capped ChickadeeParidae102025-36%1995
Song SparrowPasserellidae92025+25%1995
American CrowCorvidae82025+89%1995
White-throated SparrowPasserellidae72025-62%1995
Common RavenCorvidae62025+200%1995
Winter WrenTroglodytidae62025-48%1995
Alder FlycatcherTyrannidae52025+125%1995
Chestnut-sided WarblerParulidae52025-35%1995
American RedstartParulidae52025-58%1995
Yellow-bellied SapsuckerPicidae42025-33%1995
Least FlycatcherTyrannidae42025-61%1995
Red-winged BlackbirdIcteridae42025-46%1995
Northern ParulaParulidae42025+33%1999
Hairy WoodpeckerPicidae42019+50%1997
Eastern PhoebeTyrannidae32025-68%1995
Eastern Wood-PeweeTyrannidae32015-10%1999
Black-throated Blue WarblerParulidae32024-74%1995
Black-throated Green WarblerParulidae32025-88%1995
VeeryTurdidae32025-70%1995
Hermit ThrushTurdidae32025-86%1995
American GoldfinchFringillidae22025-50%1995
Tree SwallowHirundinidae22025-48%1995
Cedar WaxwingBombycillidae22025-71%1995
Blue-headed VireoVireonidae22025-82%1995
Black-and-white WarblerParulidae22025-43%1995
Gray CatbirdMimidae22025+0%1995
Brown CreeperCerthiidae22009-17%1995
Ruby-crowned KingletRegulidae22016+133%2009
Belted KingfisherAlcedinidae22024-20%1999
Purple FinchFringillidae22025-33%1998
Chipping SparrowPasserellidae22025-10%1996
Warbling VireoVireonidae22002+50%1995
Barn SwallowHirundinidae22023+25%2004

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