Species · Texas · BBS 2025 Release · 1966–2024
Hepatic Tanager Population Trend in Texas
Hepatic Tanager in Texas has collapsed: down 75% on the route-weighted index since 1974.
-75%Since 1974
6Routes In State
37Years
Notable Hepatic Tanager Trends in Texas
No notable trend signals for Hepatic Tanager in Texas. See the full index history below.
Hepatic Tanager Population Forecast in Texas
If the recent trend holds, Hepatic Tanager in Texas is projected to stay roughly flat through 2028, near 0.02 (95% range 0.00–0.06). A 5-year backtest shows a typical error of ±206.8%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2028
0.02Projected 2028 index
0.00–0.0695% range
±206.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2024 | 0.02 | 0.00 | 0.06 |
| 2025 | 0.02 | 0.00 | 0.06 |
| 2026 | 0.02 | 0.00 | 0.06 |
| 2027 | 0.02 | 0.00 | 0.06 |
| 2028 | 0.02 | 0.00 | 0.06 |
Hepatic Tanager Survey Routes in Texas
Hepatic Tanager Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.