| Category | 
                    Item Name | 
                    Item Title | 
                                        Item | 
                    More Info. | 
                                    
                                            
                                 | D. Physiographic Features | 
                                                     D2 Climatic | 
                                Mean temp. precip. monthly (1931-1970); Water temp. by depth (1988) | 
                    
eur-35-d2.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                                 | E. Water Quality | 
                                                     E1 Transparency | 
                                Monthly, at -0.5m, in Varna (1987-1988) | 
                    
eur-35-e1.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     E2 pH | 
                                Monthly, at -0.5m, in Varna (1987-1988) | 
                    
eur-35-e2.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     E3 SS, Solids | 
                                Monthly, at -0.5m, in Varna (1988) | 
                    
eur-35-e3.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     E4 DO | 
                                Monthly, at -0.5m, in Varna (1988) | 
                    
eur-35-e4.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     E7 Nitrogen | 
                                NH4-N, NO3-N, monthly at -0.5m, in Varna (1988) | 
                    
eur-35-e7.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     E9 Chloride, EC and Conductivity | 
                                at Varna (1988) | 
                    
eur-35-e9.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                                 | G. Socio-economic Conditions | 
                                                     G1 Land Use | 
                                Agricultural, others (1985) | 
                    
eur-35-g1.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     G2 Industries | 
                                Primary, secondary, tertiary | 
                    
eur-35-g2.xls
                            
                
                     | 
                                        
                        
                     | 
                                    
                    
                         | 
                                     G3 Population | 
                                Urban, rural vs. population and pop. Density, Major pop center Vana, etc. (1987) | 
                    
eur-35-g3.xls
                            
                
                     | 
                                        
                        
                     |