“The organisms listed here are legally classified as exotic, harmful, or potentially harmful. No person may possess
or place them into water of this state except as authorized by the department. Permits are required for any
individual to possess, sell, import, export, transport or propagate listed species for zoological or research purposes;
for aquaculture (allowed only for Blue, Nile, or Mozambique tilapia, Triploid Grass Carp, or Pacific White Shrimp);
or for aquatic weed control (for example, Triploid Grass Carp in private ponds). Permit applications can be found
on our website. For information about possession of Mozambique Tilapia for personal use, call the Permits
Coordinator at (512) 389-4444. The full text of the regulations can be found in the Texas Administrative Code.”
Texas Parks and Wildlife Invasive, Prohibited and Exotic Species, https://tpwd.texas.gov/huntwild/wild/species/exotic/prohibited_aquatic.phtml#plant