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Mexican anti‑barrenador campaign advances

Updated 4 times since CLSTR started tracking revisions of this situation.

What changed

2026-07-26 14:39 UTC → 2026-07-26 16:50 UTC · added removed

Mexico’s sterile‑fly programme against the New World screwworm (gusano barrenador) is moving forward. progressing. President Claudia Sheinbaum confirmed on 25 July 2026 that releases of sterile male flies will begin start within two weeks, starting in moving from the northern cattle‑producing states and later expanding southward. The flies are sourced from toward the south. The Chiapas production plant, where plant is already operating, initially outputting about 28 million flies per week with a goal of reaching 100 million by the end of 2026, and a newly evaluated strain is being tested. under Cofepris review. The effort is coordinated with U.S., Panamanian and Mexican agricultural authorities and regional rancher groups, and is a key condition for lifting the U.S. ban on live‑cattle imports. The USDA announced that the ban will end with Department of Agriculture has scheduled a phased reopening of livestock border crossings, beginning 24 August 2026 at with the Douglas, Arizona crossing, port on 24 August 2026, followed by additional points in New Mexico (Santa Teresa and Columbus) and later the Agua Prieta port crossing in Sonora and Sonora, with two points further sites in Chihuahua. Sheinbaum said a A formal letter from USDA Secretary Brooke Rollins confirmed the schedule, prompting Mexican officials to accelerate preparations for export. Together, timetable. The coordinated effort among Mexico, the sterile‑fly releases United States and the border‑reopening aim Panama aims to curtail the pest, satisfy U.S. health sanitary requirements, revive the cattle export trade, and restore a supply chain that supports thousands of ranchers on both sides of mitigate the border. more‑than‑$1 billion economic loss caused by the year‑long suspension.

Versions

  1. 2026-07-26 16:50 UTC Mexican anti‑barrenador campaign advances
  2. 2026-07-26 14:39 UTC Mexican anti‑barrenador campaign advances
  3. 2026-07-26 14:22 UTC Mexican anti‑barrenador campaign advances
  4. 2026-07-25 22:20 UTC Mexican anti‑barrenador campaign advances
  5. 2026-07-25 20:17 UTC Mexican anti‑barrenador campaign expands

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