On June 8th 2017 we hosted at the Hydrobiological Station in Mikolajki Mr. Bernard Moreau and Mrs. Anne-Marie Szlawski-Reignoux, co-chairmens of the Franch-Polish Association of Indre (Association France-Pologne de l’Indre), cooperating with the Masurian Landscape Park and with the other institutions from Warmia and Mazury. Our guests were extremely interested in the current educational and scientific activity of the Station and its history (TJ).