Duck, Merganser and Coot Hunting Zones

High Plains Mallard Management Unit

That area of the state lying west of a line from the International Toll Bridge at Del Rio, thence north along U.S. Hwy. 277 to Abilene, State Hwy. 351 and State Hwy. 6 to Albany, and U.S. Hwy. 283 to Vernon, thence east along U.S. Hwy. 183 to the Texas-Oklahoma state line.

South Zone

That area of the state lying south of a line from the International Bridge and U.S. 277 Spur at Del Rio, thence east along U.S. 90 to San Antonio, thence east along IH 10 to the Texas-Louisiana state line.

North Zone

Remainder of the state.