(a) A polyculture system shall:      
        (1) meet all requirements in §241.55 of this title (relating to Land Based Aquaculture); and       
        (2) provide information concerning all sources of and species of all organisms to be cultivated, cultured, and harvested.       
      (b) A polyculture system shall include in its operational plan requirements to:      
        (1) monitor for human pathogens, animal drugs, and/or other poisonous or deleterious substances that might be associated with polyculture activities; and       
        (2) subject all harvested molluscan shell stock to relaying or depuration if human pathogens, animal drugs, and/or other poisonous or deleterious substances exist at levels of public health significance.       
     Source Note:        The provisions of this §241.56 adopted to be effective March 20, 2003, 28 TexReg 2346