BirdAnalyst
BBS Route · Maine · BCR 14

Priestly Br. Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 100 species recorded across 12 survey years, still active.

100Species 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 →
12Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1994–2013Span
3Observers

Bird Species Found on Maine Priestly Br.

Top 40 of 100 species by most recent count. Each links to its species trend.

Species recorded on the Priestly Br. 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 RobinTurdidae472013+97%1996
Yellow-bellied SapsuckerPicidae332013+100%1998
Red-eyed VireoVireonidae292013+61%1996
White-throated SparrowPasserellidae192013-32%1996
Swainson's ThrushTurdidae142013-10%1996
Blue JayCorvidae112013-15%1996
Hermit ThrushTurdidae112013+0%1996
Purple FinchFringillidae102013+21%1996
Pileated WoodpeckerPicidae82013+70%1996
VeeryTurdidae82013+31%1996
Fox SparrowPasserellidae72001+69%1996
Blue-headed VireoVireonidae72013+100%1996
OvenbirdParulidae72013+58%1996
Common YellowthroatParulidae72013-72%1996
American GoldfinchFringillidae72013+100%2000
Northern ParulaParulidae62013-25%1996
Red CrossbillFringillidae62000-25%1998
Black-and-white WarblerParulidae52013-18%1996
Canada JayCorvidae42011-57%1998
Common RavenCorvidae42013-42%1996
Chipping SparrowPasserellidae42009+300%1994
Rose-breasted GrosbeakCardinalidae42013+88%1996
American RedstartParulidae42013+8%1996
Winter WrenTroglodytidae42013-47%1996
Common GrackleIcteridae42000+125%1996
Pine SiskinFringillidae42001-63%1998
Wood ThrushTurdidae42009+300%1996
Rusty BlackbirdIcteridae42000n/an/a
Mourning WarblerParulidae32011+33%1996
Black-capped ChickadeeParidae32013-37%1996
Golden-crowned KingletRegulidae32011+143%1996
Downy WoodpeckerPicidae32013+50%1999
Black-throated Green WarblerParulidae32013+55%1998
Red-breasted NuthatchSittidae32013+136%1998
Barn SwallowHirundinidae32000n/an/a
Belted KingfisherAlcedinidae22011+0%2000
Chimney SwiftApodidae22000+67%1995
Least FlycatcherTyrannidae22011+0%1998
Evening GrosbeakFringillidae22011-48%1996
Cliff SwallowHirundinidae21994n/an/a

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