The following words and terms, when used in this subchapter, shall have the following meanings, unless the context clearly indicates otherwise.

1. (1) Aquaculture or fish farming--The business of producing and selling cultured species raised in private facilities.
2. (2) Aquaculturist or fish farmer--Any person engaged in aquaculture.
3. (3) Aquaculture facility--The property, including all drainage ditches and private facilities where cultured species are produced, held, propagated, transported or sold.
4. (4) Aquaculture complex--A group of two or more separately owned aquaculture facilities located at a common site and sharing privately owned water diversion or drainage structures.
5. (5) Beheaded--The complete detachment of the head (that portion of the fish from the gills to the nose) from the body.
6. (6) Certified Inspector--An employee of the Texas Parks and Wildlife Department who has satisfactorily completed a department approved course in clinical analysis of shellfish.
7. (7) Cultured species--Aquatic plants or wildlife resources raised under conditions where at least a portion of their life cycle is controlled by an aquaculturist.
8. (8) Clinical Analysis Checklist--A TPWD form specifying sampling protocols and listing certain characteristics which may constitute manifestations of disease.
9. (9) Department--The Texas Parks and Wildlife Department or a designated employee of the department.
10. (10) Director--The executive director of the Texas Parks and Wildlife Department.
11. (11) Disease--Contagious pathogens or injurious parasites which may be a threat to the health of natural populations of aquatic organisms.
12. (12) Disease-Free--A status, based on the results of an examination conducted by a department approved shellfish disease specialist that certifies a group of aquatic organisms as being free of disease.
13. (13) Exotic species--A nonindigenous plant or wildlife resource not normally found in public water of this state.
14. (14) Grass carp--The species Ctenopharyngodon idella.
15. (15) Gutted--The complete removal of all internal organs and entrails.

16. (16) Harmful or potentially harmful exotic fish--

    1. (A) Lampreys Family: Petromyzontidae--all species except Ichthyomyzon castaneus and I. gagei;
    2. (B) Freshwater Stingrays Family: Potamotrygonidae--all species;
    3. (C) Arapaima Family: Osteoglossidae--Arapaima gigas;
    4. (D) South American Pike Characoids Family: Characidae--all species of genus Acestrorhyncus;
    5. (E) African Tiger Fishes Family, Subfamily Alestiidae: Hydrocyninae--all species of genus Hydrocynus;
    6. (F) Piranhas and Pirambebas: Family Serrasalmideae, Subfamily: Serrasalminae--all species except pacus of the genus Piaractus;
    7. (G) Payara and other wolf or vampire tetras: Family Characidae, Subfamily: Rhaphiodontinae--all species of genera Hydrolycus and Rhaphiodon, including Cynodon;
    8. (H) Dourados: Family Characidae, Subfamily: Bryconinae--all species of genus Salminus;
    9. (I) South American Tiger Fishes Family: Erythrinidae--all species;
    10. (J) South American Pike Characoids Family: Ctenolucidae--all species of genera Ctenolucius and Boulengerella, including Luciocharax and Hydrocinus;
    11. (K) African Pike Characoids Families: Hepsetidae and Ichthyboridae--all species;
    12. (L) Electric Eels Family: Electrophoridae--Electrophorus electricus;
    13. (M) Carps and Minnows Family: Cyprinidae--all species and hybrids of species of genera: Aspius, Pseudoaspius, Aspiolucius (Asps); Abramis, Blicca, Megalobrama, Parabramis (Old World Breams); Hypophthalmichthys or Aristichthys (Bighead Carp); Mylopharyngodon (Black Carp); Ctenopharyngodon (Grass Carp); Cirrhinus (Mud Carp); Thynnichthys (Sandkhol Carp); Hypophthalmichthys (Silver Carp); Catla (Catla); Leuciscus (Old World Chubs, Ide, Orfe, Daces); Tor, including the species Barbus hexiglonolepsis (Giant Barbs and Mahseers); Rutilus (Roaches); Scardinius (Rudds); Elopichthys (Yellowcheek); Catlocarpio (Giant Siamese Carp); all species of the genus Labeo (Labeos) except Labeo chrysophekadion (Black SharkMinnow);
    14. (N) Walking Catfishes Family: Clariidae--all species;
    15. (O) Electric Catfishes Family: Malapteruridae--all species;
    16. (P) South American Parasitic Candiru Catfishes Subfamilies: Stegophilinae and Vandelliinae--all species;
    17. (Q) Pike Killifish Family: Poeciliidae--Belonesox belizanus;
    18. (R) Marine Stonefishes Family: Synanceiidae--all species;
    19. (S) Tilapia Family: Cichlidae--all species of genera Tilapia, Oreochromis and Saratherodon;
    20. (T) Asian Pikeheads Family: Luciocephalidae--all species;
    21. (U) Snakeheads Family: Channidae--all species;
    22. (V) Old World Pike-Perches Family: Percidae--all species of the genus Sander except Sander vitreum;
    23. (W) Nile Perch Family: Centropomidae (also called Latidae)--all species of genera Lates and Luciolates;
    24. (X) Seatrouts and Corvinas Family: Sciaenidae--all species of genus Cynoscion except Cynoscion nebulosus, C. nothus, and C. arenarius;
    25. (Y) Whale Catfishes Family: Cetopsidae--all species;
    26. (Z) Ruffe Family: Percidae--all species of genus Gymnocephalus;
    27. (AA) Air sac Catfishes Family: Heteropneustidae--all species;
    28. (BB) Swamp Eels, Rice Eels or One-Gilled Eel Family: Synbranchidae--all species;
    29. (CC) Freshwater Eels family: Anguilliidae--all species except Anguilla rostrata;
    30. (DD) Round Gobies Family: Gobiidae--all species of genus Neogobius, including N. melanostoma.
    31. (EE) Temperate Basses Family: Moronidae--all species except for Morone saxatilis, M. chrysops and M. mississippiensis and hybrids between these three species;
    32. (FF) Temperate Perches Family: Percichthyidae--all species, including species of the genus Siniperca (Chinese perches).

17. (17) Harmful or potentially harmful exotic shellfish--

    1. (A) Crayfishes Family: Parastacidae--all species;
    2. (B) Mittencrabs Family: Grapsidae--all species of genus Eriocheir;
    3. (C) Zebra Mussels Family: Dreissenidae--all species of genus Dreissena;
    4. (D) Penaeid Shrimp Family: Penaeidae--all species of genera Penaeus, Litopenaeus, Farfantepenaeus, Fenneropenaeus, Marsupenaeus, and Melicertus (all previously considered Penaeus) except L. setiferus, Far. aztecus and Far. duorarum.
    5. (E) Oyster Family: Ostreidae--all species except Crassostrea virginica and Ostrea equestris.
    6. (F) Applesnails and Giant Rams-Horn Snail: all genera and species of the Family Ampullariidae (previously called Pilidae), including Pomacea and Marisa, except spiketop applesnail (Pomacea bridgesii).

18. (18) Harmful or potentially harmful exotic plants--

    1. (A) Giant or Dotted Duckweed Family: Lemnaceae--Landolita punctata;
    2. (B) Salvinia Family: Salviniaceae--all species of genus Salvinia;
    3. (C) Waterhyacinth Family: Pontederiaceae--Eichhornia crassipes (floating waterhyacinth) and E. azurea (rooted waterhyacinth);
    4. (D) Waterlettuce Family: Araceae--Pistia stratiotes;
    5. (E) Hydrilla Family: Hydrocharitaceae--Hydrilla verticillata;
    6. (F) Lagarosiphon Family: Hydrocharitaceae--Lagarosiphon major;
    7. (G) Eurasian Watermilfoil Family: Haloragaceae--Myriophyllum spicatum;
    8. (H) Alligatorweed Family: Amaranthaceae--Alternanthera philoxeroides;
    9. (I) Paperbark Family: Myrtaceae--Melaleuca quinquenervia;
    10. (J) Torpedograss Family: Gramineae--Panicum repens;
    11. (K) Water spinach (also called ong choy, rau mong and kangkong) Family: Convolvulaceae--Ipomoea aquatica.
    12. (L) Ambulia--Limnophila sessiflora;
    13. (M) Narrowleaf False Pickerelweed--Monochoria hastata;
    14. (N) Heartshaped False Pickerelweed--Monochoria vaginalis;
    15. (O) Duck-lettuce--Ottelia alismoides;
    16. (P) Wetland Nightshade--Solanum tampicense;
    17. (Q) Exotic Bur-reed--Sparganium erectum;
    18. (R) Brazilian Peppertree--Schinus terebinthifolius;
    19. (S) Purple Loosestrife--Lythrum salicaria.
19. (19) Harmful or potentially harmful exotic species exclusion zone--That part of the state that is both south of SH 21 and east of I-35, but not including Brazos County.
20. (20) Immediately--Without delay; with no intervening span of time.
21. (21) Manifestations of disease--Manifestations of disease include, but are not limited to, one or more of the following: heavy or unusual predator activity, empty guts, emaciation, rostral deformity, digestive gland atrophy or necrosis, gross pathology of shell or underlying skin typical of viral infection, fragile or atypically soft shell, gill fouling, or gill discoloration.
22. (22) Nauplius or nauplii--A larval crustacean having no trunk segmentation and only three pairs of appendages.
23. (23) Operator--The person responsible for the overall operation of a wastewater treatment facility.
24. (24) Place of business--A permanent structure on land where aquatic products or orders for aquatic products are received or where aquatic products are sold or purchased.
25. (25) Post-larvae--A juvenile crustacean having acquired a full complement of functional appendages.
26. (26) Private facility--A pond, tank, cage, or other structure capable of holding cultured species in confinement wholly within or on private land or water, or within or on permitted public land or water.
27. (27) Private facility effluent--Any and all water which has been used in aquaculture activities.
28. (28) Private pond--A pond, tank, lake, or other structure capable of holding cultured species in confinement wholly within or on private land.
29. (29) Public aquarium--An American Association of Zoological Parks and Aquariums accredited facility for the care and exhibition of aquatic plants and animals.
30. (30) Public waters--Bays, estuaries, and water of the Gulf of Mexico within the jurisdiction of the state, and the rivers, streams, creeks, bayous, reservoirs, lakes, and portions of those waters where public access is available without discrimination.
31. (31) Quarantine condition--Confinement of exotic shellfish such that neither the shellfish nor the water in which they are or were maintained comes into contact with water in the state and with other fish and/or shellfish.
32. (32) Shellfish disease specialist--A person with a degree in veterinary medicine or a Ph.D. who specializes in disease of shellfish.
33. (33) Triploid grass or black carp--A grass carp (Ctenopharyngodon idella) or black carp (Mylophryngodon piceus) that has been certified by the United States Fish and Wildlife Service as having 72 chromosomes and as being functionally sterile.
34. (34) Waste--Waste shall have the same meaning as in Chapter 26, §26.001(6) of the Texas Water Code.
35. (35) Water in the state--Water in the state shall have the same meaning as in Chapter 26, §26.001(5) of the Texas Water Code.
36. (36) Wastewater treatment facility--All contiguous land and fixtures, structures or appurtenances used for treating wastewater pursuant to a valid permit issued by the Texas Commission on Environmental Quality.

Source Note:The provisions of this §57.111 adopted to be effective January 2, 1997, 21 TexReg 12414; amended to be effective December 29, 1997, 22 TexReg 12535; amended to be effective June 21, 1998, 23 TexReg 6507; amended to be effective July 19, 2000, 25 TexReg 6772; amended to be effective April 30, 2001, 26 TexReg 3219; amended to be effective June 29, 2005, 30 TexReg 3728; amended to be effective May 14, 2007, 32 TexReg 2665.