BirdAnalyst
Species · BCR 25 · BBS 2025 Release · 1966–2024

Swallow-tailed Kite In West Gulf Coastal Plain / Ouachitas

All regionsWest Gulf Coastal Plain / OuachitasGeneralists

Swallow-tailed Kite in West Gulf Coastal Plain / Ouachitas has declined: down 49% on the route-weighted index since 2001.

-49%Since 2001TrendPercent 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 →
14YearsYears 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 Swallow-tailed Kite in West Gulf Coastal Plain / Ouachitas. See the full index history below.

Routes In West Gulf Coastal Plain / Ouachitas

Routes recording Swallow-tailed Kite in West Gulf Coastal Plain / Ouachitas.
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 →
De RidderLOUISIANA22011
Fort JessupLOUISIANA22016
NatchezLOUISIANA22024
De QuincyLOUISIANA12021
Burr FerryLOUISIANA12001
GraysonLOUISIANA12014
Town BluffTEXAS12013
Bon WierTEXAS12024

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