Department of Animal Husbandry Dairying and Fisheries, DADF has issued Post Operation Surveillance Plan following avian influenza in Tripura. The plan will continue for a period of three months. Tripura government had informed the Centre on the 14th of this month about the unusual mortality in state poultry farm in Gandhigram in Tripura. <br/><br/>The samples were found positive for H5N1 avian influenza, following which culling operations were started. During the operation, 7687 birds were culled while 1760 had died in a radius of 1 kilometre. There is no report of disease from any other part of the country.