Abstract:Features of phytoplankton community were studied based on the netz-phytoplankton data from the Sino-Germany Cooperative Project “Analysis and Modelling of the Bohai Sea Ecosystem”. Station-grid-surveys were carried out twice between 24~(th) September and 6~(th) October 1998, at 30 grid stations in the Bohai Sea, to understand the ecosystem structure and functions. Phytoplankton was sampled by the standing net type III (mesh size 76μm, the standard sampling tool in Chinese marine phytoplankton studies) with ...