| Category | 
                    Item Name | 
                    Item Title | 
                                        Item | 
                    More Info. | 
                                    
                                            
                                 | D. Physiographic Features | 
                                                     D2 Climatic | 
                                Mean temp. precip. Monthly (1951-1980); water temp. monthly (1987) | 
                    
sam-09-d2.xls
                            
                
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                                 | E. Water Quality | 
                                                     E2 pH | 
                                Surface, monthly (1987) | 
                    
sam-09-e2.xls
                            
                
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                                     E3 SS, Solids | 
                                Surface, monthly (1987) | 
                    
sam-09-e3.xls
                            
                
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                                     E4 DO | 
                                Surface, monthly (1987) | 
                    
sam-09-e4.xls
                            
                
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                                     E6 Chlorophyll | 
                                Surface, monthly (1989) | 
                    
sam-09-e6.xls
                            
                
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                                     E7 Nitrogen | 
                                No3-N, NH4-N, surface, monthly (1987) | 
                    
sam-09-e7.xls
                            
                
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                                     E8 Phosphorus | 
                                T-P, surface, monthly (1987) | 
                    
sam-09-e8.xls
                            
                
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                                     E9 Chloride, EC and Conductivity | 
                                Salinity, surface, monthly (1987) | 
                    
sam-09-e9.xls
                            
                
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                                 | F. Biological Features | 
                                                     F3 Primary Production | 
                                Phytoplankton gross, monthly (1989) | 
                    
sam-09-f3.xls
                            
                
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                                     F4 Biomass | 
                                Erodona mactroides, by season | 
                    
sam-09-f4.xls
                            
                
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                                 | G. Socio-economic Conditions | 
                                                     G1 Land Use | 
                                Natural, agricultural (1976) | 
                    
sam-09-g1.xls
                            
                
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                                     G3 Population | 
                                Population, P.density, major city Rocha (1985) | 
                    
sam-09-g3.xls
                            
                
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