Overview

• SEMES' Grupo One Health advises emergency departments to prepare to detect, isolate and notify suspected human cases, with Dr. Ana Ríos calling for reinforced surveillance and prevention.
• Spanish authorities have logged H5N1 outbreaks since July in poultry farms in Extremadura, Castilla-La Mancha, Andalucía and Castilla y León, as well as in wild birds including at Doñana National Park.
• Cantabria reports its first regional detection in a gull found in Castro Urdiales, confirmed by the national reference laboratory in Algete, and temporarily halts bird fairs and exhibitions as a precaution.
• International monitoring to June records 1,292 poultry outbreaks across 47 countries and 1,619 wild-bird outbreaks in 49 countries, with mammal events doubling in 2024 to over 1,000 cases in 55 countries, including U.S. cattle.
• From 2024 through May 2025 there have been 94 confirmed human cases and 9 deaths worldwide, mostly linked to direct animal contact, and no human cases have been reported in the European Union since 2024.