BirdAnalyst
BBS Route · Massachusetts · BCR 30

Gay Head Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 25 survey years, still active.

92Species 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 →
25Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1996–2024Span
2Observers

Bird Species Found on Massachusetts Gay Head

Top 40 of 92 species by most recent count. Each links to its species trend.

Species recorded on the Gay Head 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
European StarlingSturnidae562024+47%2001
Gray CatbirdMimidae542024-46%2001
Eastern TowheePasserellidae382024-47%2001
Red-winged BlackbirdIcteridae332024+52%2001
Red-eyed VireoVireonidae312024+80%2001
Common YellowthroatParulidae302024-30%2001
Black-capped ChickadeeParidae282024-30%2001
Mourning DoveColumbidae262024-50%2001
Carolina WrenTroglodytidae242024+20%2001
Song SparrowPasserellidae232024-44%2001
Least TernLaridae212024+425%2013
Chipping SparrowPasserellidae172024+59%2001
American CrowCorvidae162024-44%2001
Northern CardinalCardinalidae152024-2%2001
Barn SwallowHirundinidae142024-22%2001
American RobinTurdidae142024-62%2001
Blue JayCorvidae132024-11%2001
Yellow WarblerParulidae132024-10%2001
OvenbirdParulidae132024+182%2001
Herring GullLaridae112024-86%2001
Tree SwallowHirundinidae82023+53%2001
Tufted TitmouseParidae82024+383%2008
Common TernLaridae72024-56%2006
Common GrackleIcteridae72024-69%2001
Pine WarblerParulidae72024+41%2001
American RedstartParulidae72024+267%2001
American GoldfinchFringillidae62024-80%2001
Great Crested FlycatcherTyrannidae52024+5%2001
Bank SwallowHirundinidae52023-76%2001
Great Black-backed GullLaridae42023-57%2001
Brown-headed CowbirdIcteridae42024-55%2001
Northern ParulaParulidae42024+175%2001
House SparrowPasseridae42024-44%2001
Canada GooseAnatidae42024+0%2006
OspreyPandionidae32024-30%2004
Eastern KingbirdTyrannidae32024-56%2001
Baltimore OrioleIcteridae32024-10%2001
House FinchFringillidae32024-72%2001
Northern MockingbirdMimidae32024+120%2001
MallardAnatidae32023+133%2010

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