Extremely pathogenic avian influenza (HPAI) has affected 11 business poultry flocks in six states since November 27, the USA Division of Agriculture (USDA) Animal and Plant Well being Inspection Service (APHIS).
For 2 of these states – Tennessee and North Dakota – these are the primary HPAI detections in business poultry flocks of 2024. The opposite states the place new flock infections have been reported are South Dakota, California, Utah and Minnesota.
Tennessee
On November 29, the presence of HPAI was confirmed in a business broiler breeder flock in Gibson County, Tennessee. The flock included 37,200 chickens.
Two days earlier, the Tennessee Division of Agriculture reported it as a presumed optimistic case. On the time, Dr. Samatha Beaty, Tennessee state veterinarian, urged all producers to be vigilant about stopping the unfold of HPAI.
“Though we’re awaiting ultimate affirmation, we’re assured the sickness affecting this flock is HPAI,” Beaty stated. “HPAI continues to flow into in our surroundings, notably within the wild fowl inhabitants. As at all times, we strongly encourage individuals who personal birds to follow sturdy biosecurity to guard their flock.”
Previous to this, the final time Tennessee had a business poultry operation affected by HPAI used to be January 20, 2023. That occasion concerned a flock of 267,800 business broilers in Weakley County.
North Dakota
HPAI was confirmed in a business meat turkey flock in Ransom County, North Dakota on November 27. That flock included 55,200 birds.
This was the primary HPAI case within the state’s business flocks to be reported by APHIS in practically a 12 months, with the final occasion being confirmed on November 28, 2023. That flock included 63,300 business meat turkeys in Dickey County.
South Dakota
On the identical day the North Dakota flock was confirmed HPAI-positive, animal well being officers confirmed the presence of HPAI in two business meat turkeys in bordering South Dakota.
These HPAI discoveries have been made in business meat turkey flocks in Beadle and Faulk counties, and respectively included 42,500 and 56,400 turkeys.
South Dakota has now had 5 business flocks affected by HPAI in 2024, with two flock infections confirmed in January and one in March.
Minnesota
In Minnesota, which borders the Dakotas to the east, two extra business meat turkey flocks in Meeker County have been confirmed as HPAI-positive. These flocks concerned 241,800 and 24,900 turkeys, and the detections have been respectively confirmed on November 29 and 27.
Meeker County was additionally the positioning of a beforehand confirmed flock an infection on November 25. That flock concerned practically 29,900 birds.
Minnesota has now had 21 business flocks struck by HPAI in 2024.
California
No state has had extra business poultry flocks affected by HPAI in 2024 than California, and the scenario has proven no indicators of easing, with the presence of the virus confirmed in 4 extra flocks on November 29.
Two of these newly contaminated flocks have been in Fresno County, together with a flock of 23,100 business breeding geese and 266,400 business broilers. Additionally affected have been a flock of 25,200 business meat turkeys in Merced County and 26,500 birds in a business hatchery in Tulare County.
California has now misplaced 34 business poultry flocks to HPAI in 2024.
Utah
Utah’s most up-to-date coping with HPAI concerned a business meat turkey flock in Sanpete County. The presence of the virus was confirmed in a flock of 51,800 turkeys on November 27.
This marks the fourth business poultry flock in Utah to be hit by HPAI in November, and the fifth of 2024.
View our persevering with protection of the international avian influenza scenario.
To study extra about HPAI instances in business poultry flocks in the USA, Mexico and Canada, see an interactive map on WATTPoultry.com.
