One Invited Papers. - The Importance of Measuring Fluxes in Marine Ecosystems. - Community Measures of Marine Food Networks and their Possible Applications. - Thermodynamics of the Pelagic Ecosystem: Elementary Closure Conditions for Biological Production in the Open Ocean. - The Structure of Aquatic Ecosystems and its Dependency on Environmental Conditions. - Eutrophication of a Coastal Marine Ecosystem An Experimental Study Using the MERL Microcosms. - Oceanic Nutrient Cycles. - State-of-the-Art in the Measurement of Primary Production. - Functional Types of Marine Planktonic Primary Producers and their Relative Significance in the Food Web. - Measuring the Metabolism of the Benthic Ecosystem. - The Measurement of the Enthalpy of Metabolism of Marine Organisms. - Bacterial Production in the Marine Food Chain: The Emperor's New Suit of Clothes?. - Suspended Marine Bacteria as a Food Source. - The Biological Role of Detritus in the Marine Environment. - The Cycling of Organic Matter by Bacterioplankton in Pelagic Marine Ecosystems: Microenvironmental Considerations. - An Overview of Secondary Production in Pelagic Ecosystems. - The Quantitative Significance of Gelatinous Zooplankton as Pelagic Consumers. - Fish Production in Open Ocean Ecosystems. - Ecological Efficiency and Activity Metabolism. - Detrital Organic Fluxes Through Pelagic Ecosystems. - The Supply of Food to the Benthos. - Coupling the Sub-Systems the Baltic Sea as a Case Study. - On the Relation of Primary Production to Grazing during the Fladen Ground Experiment 1976. - Two Working Group Reports. - Studies on Marine Autotrophs: Recommendations for the 1980s. - Respiration. - Nutrient Cycling in Estuarine and Coastal Marine Ecosystems. - Excretion and Mineralisation Processes in the Open Sea. - Herbivory. -Detritivory. - Carnivory. - The Role of Free Bacteria and Bactivory. - Participants. Language: English