US boosts drone surveillance as flesh-eating screwworms unfold in Texas

Such traps are nonetheless very helpful when deployed as a part of a broader surveillance system, based on the USDA.

From detection to eradication

Meanwhile, drones symbolize “an important force multiplier” for surveying bigger numbers of animals in doubtlessly tough terrain however don’t substitute the “proven eradication method” of releasing sterile male flies to maintain down the New World Screwworm fly inhabitants within the wild, based on the USDA article.

That methodology, known as Sterile Insect Technique, was initially profitable in eradicating flies from the United States and Central America and pushing the screwworm inhabitants again past the Darién Gap on the border of Panama and Colombia. But the screwworm flies breached the barrier in 2022 and have made their method northward, finally resulting in the brand new US instances in animals this 12 months.

To fight the unfold, the USDA collectively funds and manages a sterile fly production facility with Panama that releases about 100 million sterile flies every week. It additionally started releasing an analogous variety of sterile flies per week in Mexico after finishing a $21 million renovation to a fruit fly facility in June.

Now that US screwworm instances have appeared, the USDA has been working with the US Army Corps of Engineers to construct a brand new sterile fly manufacturing facility at Moore Air Base in South Texas. US Agriculture Secretary Brooke Rollins stated that the ability is scheduled for completion by April 1, 2027, based on Border Report.

On July 29, Rollins additionally introduced that the USDA was offering $25 million to construct a separate sterile fly facility in Douglas, Arizona. The USDA press launch prompt that “construction could be completed in as little as several months.”

The greatest risk that screwworm poses within the US is presently to the livestock business. But Mexico has already seen over 500 human instances in 2025 and 2026, with a current research suggesting that the infestation charge is accelerating.

This article was up to date on August 13, 2026 to incorporate feedback from the USDA on how the drones are getting used, clarification on the overall variety of drone flights and animals surveyed, and the effectiveness of fly traps.