From October 11 to 24, 2015 the first Network Training Event (NTE1) of the Drivers of Pontocaspian Biodiversity Rise and Demise (PRIDE) program was held in Romania. The NTE1 consisted of two weeks of field work and evening lectures with the emphasis on geology and biology. The first week was geology oriented and took place in Buzau area. The second week had an emphasis on biological sampling techniques and involved field work on boats in Lake Razelm complex and in Black Sea. In between the two weeks a conference was held about the Pontocaspian lake system evolution and the advantages of cross-disciplinary research.