High-path Avian Flu Confirmed in Fourth Duck Flock in Kerala…. 28-02-2019, by admin, 0 Comments 4 Views Highly unhealthful vertebrate respiratory disorder (HPAI) caused by the H5N1 variant has been confirmed in a very fourth duck flock within the Indian state of Kerala. The Indian veterinary authority sent Follow Up Report No.3 dated four Gregorian calendar month to the planet Organisation for Animal Health (OIE). It outlines a virus of HPAI in a very village flock of ducks at Vilakkumaram within the district of Kottayam in Kerala state. The occurrence started on twenty eight Gregorian calendar month, killing around five hundred of the five,500 ducks within the flock. The supply of infection is unknown however the village is within the same district as previous outbreaks. An medicine investigation is in progress associated an intensive police investigation campaign has been launched in a very 10-km radius of the occurrence. The presence of the H5N1 subtype of the virus has been confirmed.