BirdAnalyst
Species · BCR 37 · BBS 2025 Release · 1966–2024

unid Black-crowned / Yellow-crowned Night Heron In Gulf Coastal Prairie

All regionsGulf Coastal PrairieWetland birds

unid Black-crowned / Yellow-crowned Night Heron in Gulf Coastal Prairie has risen sharply: up 51% on the route-weighted index since 2000.

+51%Since 2000
8Routes In Region
12Years

Notable Signals

long arc increasecomputed index

unid Black-crowned / Yellow-crowned Night Heron has risen sharply in Gulf Coastal Prairie: up 51% on the route-weighted index since 2000.

Routes In Gulf Coastal Prairie

Routes recording unid Black-crowned / Yellow-crowned Night Heron in Gulf Coastal Prairie.
Ville PlatteLOUISIANA52016
DanburyTEXAS52017
KaplanLOUISIANA42000
KatyTEXAS32015
MauriceLOUISIANA22023
Port AcresTEXAS22009
Lag AtascosaTEXAS11999
L. Atascosa NwrTEXAS11998

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