BirdAnalyst
Species · BCR 27 · BBS 2025 Release · 1966–2024

Bank Swallow In Southeastern Coastal Plain

All regionsSoutheastern Coastal PlainAerial insectivores

Bank Swallow in Southeastern Coastal Plain has declined: down 46% on the route-weighted index since 1989.

-46%Since 1989TrendPercent 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 →
8Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
13YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for Bank Swallow in Southeastern Coastal Plain. See the full index history below.

Routes In Southeastern Coastal Plain

Routes recording Bank Swallow in Southeastern Coastal Plain.
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 →
Big SandyTENNESSEE192001
HumboldtTENNESSEE132011
FairviewALABAMA51989
MoscowTENNESSEE42002
NewsomsVIRGINIA21973
ShilohKENTUCKY12018
FairmontNORTH-CAROLINA11974
HamletNORTH-CAROLINA12002

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.