THE BLACK SEA: DYNAMICS, ECOLOGY AND CONSERVATION -- THE BLACK SEA: DYNAMICS, ECOLOGY AND CONSERVATION -- CONTENTS -- PREFACE -- INFLUENCE OF DANUBE RIVER INPUTS ON THE TROPHIC FUNCTIONING OF COASTAL ECOSYSTEMS IN THE NORTH-WESTERN BLACK SEA -- ABSTRACT -- 1. INTRODUCTION -- 1.1. The Danube - Black Sea System -- 1.2. The Danube River -- 1.3. The Romanian Coast -- 2. INFLUENCE OF THE DANUBE RIVER INPUTS ON THE ROMANIAN COASTAL WATERS AND SEDIMENTS -- 2.1. Sampling and Analyses -- 2.2. Variations of Isotopic Signatures of Danube POM, Surface Seawater POM and Sediments -- 2.3. Influence of Danube Inputs on Seawater and Sediment Isotopic Signatures -- 2.4. Discussion -- 3. THE ROLE OF DANUBE ORGANIC MATTER ON FEEDING, TROPHIC WEBS AND POPULATION DYNAMICS OF PELAGIC FISHES IN THE NORTH-WESTERN BLACK SEA -- 3.1. Sampling and Analyses -- 3.2. Variations in Pelagic Fish Feeding -- 3.3. Variations in Isotopic Signatures of Pelagic Fishes -- 3.4. Trophic Level and Condition of Pelagic Fishes -- 3.5. Discussion -- 3.5.1. Implications of Feeding Behaviour Variations on Food Web Structure -- 3.5.2. Stable Isotope Ratios and Fish Trophic Levels -- 3.5.3. Influence of Danube River Inputs on Fish Condition and Pelagic Fish Food Webs -- 4. FEEDING BEHAVIOURS AND FOOD WEBS OF BENTHIC AND DEMERSAL FISHES ON THE ROMANIAN COAST -- 4.1. Sampling and Analyses -- 4.2. Indices of Trophic Interactions and Trophic Level -- 4.3. Spatial and Seasonal Variation in Demersal and Benthic Fish Diet -- 4.4. Trophic Niche Width, Dietary Overlap and Trophic Level -- 4.5. Discussion -- 4.5.1. Fish Diets and Trophic Niches -- 4.5.2. Implications on Isotopic Signatures and Trophic Levels of Benthic Fishes -- 4.5.3. Influence of the Danube River Inputs on Bottom Fish Diets -- 5. MODIFICATIONS AND FUTURE OF COMMERCIAL FISHERIES ON THE ROMANIAN COAST.

5.1. Indices for Evidencing Romanian Fisheries Changes -- 5.2. Trends in Romanian Fisheries between 1965 and 2005 -- 5.3. Past and Present Food Web of Fishes on the Romanian Coast -- 5.4. Possible Future Food Web of Fishes on the Romanian Coast -- 5.5. Fisheries Trends and Black Sea Environmental Changes -- 5.6. Regime-Shift and Changes in the Top-Down Bottom-up Balance -- 6. CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- ECOTOXICOLOGICAL STUDIES OF BLACK SEA ECOSYSTEM AT THE CASE OF SEVASTOPOL REGION -- ABSTRACT -- INTRODUCTION -- 1. ENVIRONMENTAL DEGRADATION FACTORS IN SEVASTOPOL REGION OF THE BLACK SEA -- 1.1. Main Pollution Sources in Sevastopol Region -- 1.2 Chemical Pollution -- 1.3. Physical Pollution -- 1.4. Microbial Pollution -- 2. CHEMICAL POLLUTION OF FISH SPECIES IN SEVASTOPOL COASTAL WATERS -- 2.1. Trace Elements Concentrations in Coastal Fish Species -- 2.2. Nitrosamine Concentrations in Fish Species -- 3. MICROBIAL POLLUTION OF FISH SPECIES IN SEVASTOPOL COASTAL WATERS -- 4. MONITORING STUDIES OF FISH SPECIES IN SEVASTOPOL COASTAL WATERS -- 4.1. Fish Biomarker Response to Trace Elements Pollution -- 4.2. Fish Biomarker Response to Pollution in Different Sevastopol Bays -- 4.3. Long-Term Monitoring of Fish Biomarkers in Sevastopolskaya Bay -- CONCLUSIONS -- REFERENCES -- DYNAMICS OF THE ENVIRONMENTAL MATRIX IN THE BLACK SEA AS REFLECTED BY RECENT MEASUREMENTS AND SIMULATIONS WITH NUMERICAL MODELS -- ABSTRACT -- 1. INTRODUCTION -- 2. ANALYSIS OF THE ENVIRONMENTAL MATRIX OVER THE ENTIRE SEA BASIN USING SATELLITE DATA -- 3. WAVE, WIND AND CURRENT CLIMATE IN THE WESTERN SIDE OF THE BLACK SEA AS REFLECTED BY IN SITU MEASUREMENTS -- 3.1 Analysis of Offshore Data -- 3.2 Analysis of some Nearshore Data -- 3.3 Storm Analysis -- 4. ON THE RELIABILITY OF THE WAVE AND CIRCULATION MODELS IN THE BLACK SEA -- 4.1 Spectral Wave Models.

4.2 Formulations for Atmospheric input and Whitecapping Dissipation -- 4.3 Validation of the Wave Prediction System in the Black Sea -- 4.4 Implementation of a Modelling System to Assess the Circulation in the Black Sea -- 5. FINAL CONSIDERATIONS -- REFERENCES -- POLLUTANTS IN THE BLACK SEA AND THEIR IMPACT TO MARINE ORGANISMS -- ABSTRACT -- INTRODUCTION -- BATHING WATER QUALITY -- OVERFISHING -- EUTROPHICATION -- OIL POLLUTION -- RADIONUCLIDES -- ORGANIC POLLUTANTS -- METALS -- CONCLUSION -- REFERENCES -- BLACK SEA AND HYDROGEN SULPHIDE -- ABSTRACT -- 1. INTRODUCTION -- 2. BATHYMETRY -- 3. HYDROGRAPHY -- 4. ANOXICITY -- 5. MICROBIAL SULPHUR CYCLE -- 6. THE REDOX ZONE -- 7. TOTAL HYDROCARBONS -- 8. H2S IN NATURAL WATERS: CHEMICAL BACKGROUND -- 8.1. Solubility -- 8.2. Ionization -- 8.3. Polysulfide Formation -- 8.4. Oxidation -- 9. REMEDIATION OF BLACK SEA WATERS FROM H2S -- 9.1. Hydrogen Production from H2S -- 9.1.1. Thermal Decomposition Methods -- 9.1.2. Thermochemical Methods -- 9.1.3. Electrochemical Methods -- 9.1.4. Plasma Methods -- 9.1.5. Photochemical Methods -- 9.2. Possibility of Hydrogen Production from H2S in Black Sea -- 9.2.1. Hydrogen Production by Solar Thermal Decomposition of H2S from Black Sea -- 9.2.2. Hydrogen Production by Electrolysis of H2S from Black Sea using Renewable Energy -- 9.2.3. Environmental Aspects -- 9.2.4. Economic Aspects -- 10. CONCLUSION -- REFERENCES -- STUDY ON WATER RESOURCES IN THE ROMANIAN BLACK SEA REGION -- ABSTRACT -- 1. ABOUUT DOBRUUDJA -- 2. THE EVOLUTION OF PRECIPITATION -- 3. WATER RESOURCES OF THE RIVERS AND THE ANALYSIS OF THEIR VARIATION REGIME -- 3.1. About the Mean Discharge -- 3.2. About the Maximum Discharge -- 3.3. About the Alluvium Discharge -- 4. MATHEMATICAL MODELS -- 4.1. Mathematical Background -- 4.1.1. Preliminary Data Analysis -- 4.1.2. Models -- 4.2. Results.

4.2.1. Preliminary Data Analysis -- 4.2.2. ARIMA Model for Mean Annual Discharge of the Cartal River, Measured at the Pantelimonu Station (1965-2005) -- 4.2.3. Analysis of Dependence of the Monthly Mean Discharge on the Monthly Mean Precipitation and the Monthly Mean Evapotranspiration -- 4.2.4. Analysis of the Dependence of the Mean Monthly Discharge on the Mean Monthly Precipitation -- CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- GENERAL SEISMICITY OF BLACK SEA AND RECENT SEISMIC INVESTIGATION IN THIS REGION -- ABSTRACT -- INTRODUCTION -- RESEARCH SEISMOLOGICAL EQUIPMENT -- VOLUME AND THE BASIC RESULTS OF EXPEDITION WORKS -- CONCLUSION -- REFERENCES -- LONG-TERM CHANGES IN FEEDING AND SPECIES COMPOSITION OF ICHTHYOPLANKTON COMMUNITY OF THE COASTAL WATERS NEAR SEVASTOPOL (THE BLACK SEA), 1960-2008 -- 1. ABSTRACT -- 2. INTRODUCTION -- 3. METHODS -- 4. RESULTS AND DISCUSSION -- Ichthyoplankton -- Feeding of Fish Larvae Blennies (Blenniidae) and Gobies (Gobiidae) -- 5. CONCLUSION -- ACKNOWLEDGMENT -- REFERENCES -- HYDROCARBON GENERATION AND ACCUMULATION IN THE HISTRIA BASIN OF THE WESTERN BLACK SEA -- ABSTRACT -- INTRODUCTION -- THE HISTRIA BASIN - SHORT GEOLOGIC HISTORY -- THE ROLE OF OLIGOCENE FORMATIONS IN THE HISTRIA PETROLEUM SYSTEM -- PETROPHYSICAL CHARACTERIZATION OF SOURCE AND RESERVOIR ROCKS IN THE HISTRIA BASIN -- Upper Cretaceous - Eocene Samples -- Reservoir quality characterization -- A case study: 817 West Lebăda well -- CONCLUSION -- REFERENCES -- PRESENT ENVIRONMENTAL PROBLEMS OF THE BLACK SEA -- INTRODUCTION -- INTERNATIONAL FRAMEWORK -- POLLUTION -- ENVIRONMENTAL QUALITY MONITORING -- BLACK SEA WATER QUALITY MONITORING IN ROMANIA -- EUTROPHICATION -- BIODIVERSITY -- URBAN SEWAGE TREATMENT -- CONCLUSIONS -- REFERENCES -- WATER MANAGEMENT AND PROVIDING ENVIRONMENTAL SUSTAINABILITY IN BLACK SEA -- ABSTRACT -- 1. INTRODUCTION.

2. MATERIALS AND METHODS -- 3. RESULTS AND DISCUSSION -- 4. CONCLUSION -- REFERENCES -- INDEX.