China blocks import of shrimp , catfish , crab , fish and dace from China . Fish ' n't be allowed until importers prove they are safe . The fish were treated with antibiotics and antifungal medication . The treatments are not effective in the fish .
FDA blocks import of shrimp , catfish , eel , basa and dace from China . Fish wo n't be allowed until importers prove they are safe . The fish were treated with antibiotics and antifungal medication . The antibiotics are not allowed in U.S. fish .