South Korea has confirmed the nation’s first extremely pathogenic avian influenza (HPAI) outbreak of the season.
Affected was a farm at Donghae, which is round 180km east of the capital, Seoul, reported the Yonhap information company on October 30. Round 780 poultry (chickens and geese) on the farm have been culled. A 24-hour nationwide standstill on poultry actions has been ordered by the agriculture ministry, to ensure that extra disinfection to be carried out at key places.
Donghae is positioned within the northeastern province of Gangwon.
The presence of the H5N1 HPAI virus serotype has been confirmed by the agriculture ministry. It describes the affected poultry as laying birds.
Because the begin of October, wild birds have examined constructive for a similar virus variant at three places within the nation.
3 outbreaks in Japanese poultry flocks
In mid-October, the nation’s veterinary company confirmed the primary HPAI outbreak in poultry in Japan following a four-month hiatus.
In keeping with the official notification to the World Organisation for Animal Well being (WOAH), affected was a broiler flock of round 19,900 birds on the northernmost island of Hokkaido.
Presence of the H5N1 virus serotype was confirmed after 120 of the chickens died.
Round one week later, a second outbreak was confirmed. This concerned round 37,300 laying hens in Katori, a city in Chiba prefecture. It’s positioned within the Kanto area, which incorporates the Larger Tokyo space in the primary island of Honshu.
Simply days later, the agriculture ministry confirmed a third HPAI outbreak in a small layer flock within the Joetsu metropolis space. A part of Niigata prefecture, it’s in Chubu — the area adjoining to Kanto. The virus serotype concerned is but to be confirmed.
Japan’s first HPAI case in wild birds of the autumn/fall season had been detected on the finish of September. It was in a birds of prey on Hokkaido.
Newest notification to WOAH places the overall variety of birds testing constructive for the H5N1 virus up to now at 106, with circumstances additionally present in Honshu.
Instances reported elsewhere in Asia’s poultry, wild birds
On the finish of August, the H5N1 HPAI virus serotype was detected once more within the southwest district of Chukha in Bhutan. This was the first outbreak in additional than 5 years, in response to the WOAH notification.
Affecting a yard flock of 148 birds, the outbreak seems to have occurred close to to the border with the Indian state of Assam.
In mid-August, two outbreaks of HPAI linked to the identical virus variant had been confirmed in Odisha, in response to the Indian veterinary authority notification to WOAH.
Round 10km aside, the 2 flocks comprised round 23,400 and 18,000 birds of unspecified sort within the district of Puri. It was reported that this jap state had been freed from HPAI virus for nearly 4 years.
Over the previous two months, three additional outbreak linked to the H5N1 virus variant have been confirmed in Taiwan.
In keeping with current WOAH reviews, affected had been firstly a small flock of native chickens at a slaughterhouse in early August. Later that month, extra birds of the identical sort examined constructive for the virus at a distinct slaughterhouse, after which a flock of virtually 73,000 laying quail at a farm. All these outbreaks occurred in several counties. They carry the territory’s whole outbreaks up to now to 5.
Avian flu is among the many elements that have pushed down the self-sufficiency charge for meat consumed in Taiwan, in response to a current report from Focus Taiwan. The determine for all meats dropped from 73.5% in 2022 to 70.8% final yr.
In the Philippines, there are 9 on-going HPAI outbreaks in poultry flocks. These are multi functional of two provinces within the Central Luzon area, in response to the newest replace from the Division of Agriculture’s Bureau of Animal Business (dated October 25).
In the meantime, within the west of Asia, HPAI outbreaks have been registered in each wild birds and poultry in Israel.
Based mostly on reviews to WOAH, there have been 4 outbreaks on poultry farms over the previous two months. Instantly impacted have been greater than 129,000 business birds.
Moreover, 5 wild birds have additionally examined constructive for the H5N1 HPAI virus variant.
Tiger mortality in Vietnam linked to HPAI
Deaths of dozens of tigers at zoos in Vietnam have been attributed to the H5N1 HPAI virus serotype.
Since August, 47 tigers, three lions, and a panther have died at a safari park and a zoo within the nation. That is in response to the Australian Broadcasting Company earlier this month, citing an official supply in Vietnam. Officers there stated that contaminated chickens fed to the massive cats had been the seemingly supply of an infection.
Additional human circumstances in Asia
Over the previous two months, the World Well being Group (WHO) has recorded three extra human circumstances of confirmed infections with influenza virus of avian origin within the Western Pacific area.
In Cambodia, a 15-year-old woman in Prey Veng province grew to become in poor health, examined constructive for the influenza A(H5N1), and died in August. Poultry that had just lately died within the village got to the household, and the younger girl was uncovered to the virus throughout its preparation and cooking.
Additionally throughout August, a three-year-old woman in China’s Guangdong province examined constructive for the H9N2 virus variant. She was taken to hospital however not admitted, in response to WHO.
In the course of the first week of September, a three-year-old boy within the Chongqing municipality of China developed gentle signs. He additionally examined constructive for the H9N2 virus, however didn’t require hospital therapy, and has since recovered, WHO reviews.
Moreover, in India, a human H5N1 an infection has been confirmed within the Puri district of Odisha state, in response to Financial Occasions. Following the outbreaks in poultry within the district, the well being authorities had been reported to be carefully monitoring the scenario.
View our persevering with protection of the world avian influenza scenario in poultry, and on illness developments within the U.S. dairy sector.
