ANSWER
According to Rules and Regulations Governing Importation of Fresh/ Chilled/ Frozen and Fishery Aquatic Products 1999 (Fisheries AO No.195), the International Health Certification shall be supported with microbiological standards, which shall not exceed indicator organisms, such as:
Total viable count – 5 x 105 per gram
E.coli – 10 to 100/gram
Salmonella – absent in 25 gram sample
Shigella – absent
Vibrio-cholerae – absent
Reference
Republic of the Philippines Department of Agriculture Bureau of Fisheries and Aquatic Resources. (1999). Rules and Regulations Governing Importation of Fresh/ Chilled/ Frozen and Fishery Aquatic Products 1999 (Fisheries AO No.195).