BirdAnalyst
BBS Route · North Carolina · BCR 28

Marshall Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 97 species recorded across 23 survey years, still active.

97Species 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 →
23Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1990–2024Span
5Observers

Bird Species Found on North Carolina Marshall

Top 40 of 97 species by most recent count. Each links to its species trend.

Species recorded on the Marshall 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
Cliff SwallowHirundinidae402024+35%2013
Northern CardinalCardinalidae392024+8%1994
American CrowCorvidae342024-47%1994
Carolina WrenTroglodytidae332024+41%1994
Indigo BuntingCardinalidae262024-47%1994
Song SparrowPasserellidae222024-30%1994
Eastern TowheePasserellidae192024+32%1994
Red-eyed VireoVireonidae172024-21%1994
Tufted TitmouseParidae172024+13%1994
American RobinTurdidae152024+0%1994
Mourning DoveColumbidae142024+51%1994
Blue JayCorvidae142024-9%1994
Eastern PhoebeTyrannidae132024+67%1994
American GoldfinchFringillidae122024-53%1994
Northern MockingbirdMimidae122024-9%1994
Carolina ChickadeeParidae122024-55%1994
Chimney SwiftApodidae112024+50%1994
European StarlingSturnidae112024-69%1994
Hooded WarblerParulidae112024+100%1995
Wood ThrushTurdidae102024-24%1994
Brown-headed CowbirdIcteridae72024+40%1994
Chipping SparrowPasserellidae72024-49%1994
Field SparrowPasserellidae72024-61%1994
Northern ParulaParulidae62024+367%1994
House FinchFringillidae52024+78%1994
Rock PigeonColumbidae52018-33%2000
Eastern MeadowlarkIcteridae52024-14%1995
Scarlet TanagerCardinalidae42024+27%1995
Barn SwallowHirundinidae42024-29%1994
OvenbirdParulidae42024-48%1994
House SparrowPasseridae42015+50%1994
Red-winged BlackbirdIcteridae42024+60%1995
Wild TurkeyPhasianidae42024+120%2013
Chestnut-sided WarblerParulidae32024-29%1994
Brown ThrasherMimidae32024+9%1994
White-breasted NuthatchSittidae32024+25%1994
Eastern BluebirdTurdidae32024-35%1994
Red-bellied WoodpeckerPicidae32024+275%1995
Purple MartinHirundinidae32013-46%2003
Tree SwallowHirundinidae32024+86%2014

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