Competition for food in macroplankton animals in the Vistula Lagoon
Competition for food can be observed in the macroplankton community in the Vistula Lagoon (northern Poland) in the spring (April-May-June).This is the time of mass occurrence of early developmental stages of the Baltic Sea herring, the European smelt, perch, and stickleback.Additionally, some quantities of the shrimp Neomysis integer can be found.T