This dataset contains zooplankton abundance data from the Lower Oder River system, collected across multiple habitats between November 2023 and December 2025. It includes rotifers, cladocerans, and copepods, capturing spatial and seasonal variation in zooplankton communities. Detailed information on sampling design, laboratory processing, and data structure is provided in the accompanying documentation files.

]]> Oder 14.555 52.348 Abrehet Kahsay 0000-0002-2886-4033