Business trip report, Hungary, Kouba et al.

Between 7 and 10 July 2025, Antonín Kouba, Martin Bláha, and Anna Koubová conducted astacological monitoring at sites around Hungary’s Lake Velence and Lake Balaton. The aim was to determine the distribution of the highly invasive red swamp crayfish, which has newly appeared at several sites. Collected specimens will undergo further analysis to determine the genetic origin of these populations and the potential presence of the crayfish plague pathogen.