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Surveillance of Aquatic Animal Diseases in 2008  

Update Date: [2013-11-14]

AHRI report No.44
Surveillance of Aquatic Animal Diseases in 2008
1Animal Health Research Institute, Council of Agriculture, Executive Yuan
2 School of Veterinary Medicine National Taiwan University, 
3 National Pingtung University of Science and Technology Animal Hospital, 
4Institute for Animal Disease Prevention and Control, Kaohsiung
C. Tu 1*, M. H. Chen 2, C. Y. Hsieh 3, C. B. Chao 4
Fifty-six fish farms for export were sampled 185 times and a total of 6743 specimens were examined in 2008. In marine fish that were screened, the positive rates were 2% (1/50) for iridovirus and 36% (18/50) for nodavirus, respectively. In freshwater fish, the positive rate for koi herpesvirus was 7% (3/46). None of viral infection was found in tropical fish. Penaeid shrimp showed 69% (22/32) positive for infectious hypodermal and haematopoietic necrosis virus, 6% (2/32) positive for white spot disease virus, 3%(1/32) positive for Taura syndrome and 22% (7/32) for yellowhead virus. In mollusks, none of the OIE notifiable diseases was found in abalone.
surveillance, aquatic animal diseases, viral diseases