One other industrial laying hen flock in Colorado has been affected by H5N1 extremely pathogenic avian influenza (HPAI).
The USA Division of Agriculture (USDA) Animal and Plant Well being Inspection Service (APHIS) reported that the presence of HPAI was confirmed on July 16 in a flock of 1,313,800 chickens in Weld County.
That is the second Weld County egg manufacturing flock to be affected by HPAI in July. On July 8, the presence of HPAI was confirmed in one other flock, with that one involving 1,790,000 birds, collectively bringing that county’s fowl losses past 3.1 million.
The one different occasion of HPAI to be confirmed in a Colorado industrial poultry flock in 2024 concerned a flock of 66,500 broiler breeders in Delta County. That case was confirmed on February 8.
H5N1 in people, cattle
State and federal well being officers are investigating a human outbreak of H5N1, during which 4 employees responding to an H5N1 avian influenza outbreak in Colorado have confirmed instances of extremely pathogenic avian influenza (HPAI) whereas a fifth employee is a presumed-positive case.
In keeping with a press launch from the Colorado Division of Public Well being and Atmosphere (CDPHE), the employees have been culling poultry at a industrial laying hen operation within the state and exhibited gentle signs, together with conjunctivitis and customary respiratory an infection signs. Nonetheless, not one of the sufferers required hospitalization.
The U.S. Facilities for Illness Management and Prevention (CDC) and the CDPHE didn’t particularly state that this was a Weld County farm.
APHIS has additionally reported 33 instances of H5N1 in industrial dairy herds within the state.
View our persevering with protection of the international avian influenza state of affairs.
To be taught extra about HPAI instances in industrial poultry flocks in the US, Mexico and Canada, see an interactive map on WATTPoultry.com.
