31 Tex. Admin. Code § 65.316
The season is closed on migratory game birds on public roads and highways, or rights-of-way of public roads and highways, the state-owned riverbeds in Dimmit, Uvalde and Zavala Counties, including but not limited to the Nueces and Frio Rivers, and state wildlife preserves and sanctuaries unless an open season is otherwise provided. The open season for the taking of migratory game birds on any federal wildlife refuge shall be in accordance with the special hunting regulations duly adopted and published by the U.S. Fish and Wildlife Service.
Source Note:The provisions of this §65.316 adopted to be effective September 2, 1996, 21 TexReg 7853; amended to be effective August 20, 1998, 23 TexReg 8461.