Thus, the area is extremely rich in archaeological monuments and artefacts. As such, it hosts the largest complex of species-rich alluvial meadows, and also the largest floodplain forest systems in Central Europe. Altogether 42 species of European importance are present including: beetles, dragonflies, molluscs, and fish, which latter include especially abundant European Bitterling, rare strcber, and extremely rare zicge or Sabre Carp.