Guild · North Carolina · BBS 2025 Release · 1966–2024
Wetland Birds In North Carolina
27 species in this guild. As a group they are -2% since 1968.
Guild Signals
No notable trend signals for wetland birds in North Carolina. See the full index history below.
Forecast
If the recent trend holds, Wetland birds in North Carolina is projected to rise about 74% by 2029 — from 0.63 in 2024 to a central estimate of 1.1 (95% range 0.00–2.4). A 5-year backtest shows a typical error of ±134.3%, with 100% of held-out values landing inside the 95% band.
+74%Change by 2029
1.1Projected 2029 index
0.00–2.495% range
±134.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.1 | 0.00 | 2.4 |
| 2026 | 1.1 | 0.00 | 2.4 |
| 2027 | 1.1 | 0.00 | 2.4 |
| 2028 | 1.1 | 0.00 | 2.4 |
| 2029 | 1.1 | 0.00 | 2.4 |
Member Species In North Carolina
| Gull-billed Tern | Laridae | -90% |
| Glossy Ibis | Threskiornithidae | -90% |
| Snowy Egret | Ardeidae | -89% |
| Great Black-backed Gull | Laridae | -88% |
| Little Blue Heron | Ardeidae | -84% |
| Royal Tern | Laridae | -81% |
| Ring-billed Gull | Laridae | -79% |
| Least Bittern | Ardeidae | -77% |
| Herring Gull | Laridae | -77% |
| Tricolored Heron | Ardeidae | -76% |
| Common Tern | Laridae | -75% |
| Pied-billed Grebe | Podicipedidae | -61% |
| King Rail | Rallidae | -56% |
| Brown Pelican | Pelecanidae | -56% |
| Yellow-crowned Night Heron | Ardeidae | -52% |
| Black-crowned Night Heron | Ardeidae | -51% |
| Green Heron | Ardeidae | -50% |
| Clapper Rail | Rallidae | -47% |
| Least Tern | Laridae | -39% |
| Western Cattle-Egret | Ardeidae | -36% |
| Forster's Tern | Laridae | -32% |
| Black Skimmer | Laridae | +17% |
| Double-crested Cormorant | Phalacrocoracidae | +147% |
| White Ibis | Threskiornithidae | +148% |
| Great Egret | Ardeidae | +194% |
| Laughing Gull | Laridae | +293% |
| Great Blue Heron | Ardeidae | +406% |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.