| Category | 
                    Item Name | 
                    Item Title | 
                                        Item | 
                    More Info. | 
                                    
                                            
                                 | D. Physiographic Features | 
                                                     D0 Sketch map | 
                                Lake and surroundings | 
                    
afr19-01.gif
                            
                
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                                     D3 Hydrodynamic | 
                                Past trend of High Dam water level (1964-1977) | 
                    
afr19-04.gif
                            
                
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                        Water level in Lake Nasser and discharge from High Dam | 
                    
afr19-03.gif
                            
                
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                                     D4 Hydrological | 
                                Discharge, before (1938-1962) and after (1968-1987)High Dam, and storage in High Dam, monthly | 
                    
afr19-02.gif
                            
                
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                                 | E. Water Quality | 
                                                     E1 Temperature | 
                                Surface water temperature and average maximum air temperature, by season (1974) | 
                    
afr19-05.gif
                            
                
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                        Water temperature and percent oxygen saturation, at different water levels | 
                    
afr19-09.gif
                            
                
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                                     E1 Transparency | 
                                Horizontal change of transparency values, from Dam to downstream (1972-1979) | 
                    
afr19-06.gif
                            
                
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                                     E3 SS, Solids | 
                                Distribution of siltation depth in the reservoir, toward upstream of High Dam(1975) | 
                    
afr19-15.gif
                            
                
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                        Extent of turbid flood water in lake (1966-1974) | 
                    
afr19-08.gif
                            
                
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                        Seasonal variation of mean turbidity of the River Nile water before and after High Dam (1964 vs. 1973, 1076) | 
                    
afr19-07.gif
                            
                
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                                     E4 DO | 
                                Depths of oxygenated and non-oxygenated layers (11974, 1979) | 
                    
afr19-10.gif
                            
                
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                                     E9 Chloride, EC and Conductivity | 
                                Electric conductivity of water | 
                    
afr19-11.gif
                            
                
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                                 | F. Biological Features | 
                                                     F1 Flora | 
                                Phytoplankton at different stations along the main channel of Lake Nasser (Mar. vs Aug.,1976) | 
                    
afr19-12.gif
                            
                
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                                     F2 Fauna | 
                                Zooplankton at different stations along the main channel of lake (1976) | 
                    
afr19-13.gif
                            
                
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                                 | I. Deterioration and Hazards | 
                                                     I5 Biological Hazards | 
                                Bivalve density along the main channel of Lake Nubia | 
                    
afr19-14.gif
                            
                
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