| URI | 
          http://vocab.nerc.ac.uk/collection/P02/current/SIXX/ | 
        
        
          | Within Vocab | 
          SeaDataNet Parameter Discovery Vocabulary | 
        
        
        
          | Alternative Labels | 
          
            
              WC_SiSpecies
            
           | 
        
        
        
          | Definition | 
          Concentration parameters for silicon species (including opal) in all phases of the water column | 
        
        
          | Date | 
          2004-08-13T14:33:19 | 
        
        
        
          
            
              | Identifier | 
              SDN:P02::SIXX | 
            
          
            
              | Note | 
              accepted | 
            
          
        
        
          
            
              | Has Current Version | 
              1 | 
            
          
        
        
        
        
          
            
              | version | 
              1 | 
            
          
            
              | inScheme | 
              http://vocab.nerc.ac.uk/scheme/NETOC_PARAM/current/ | 
            
          
            
               | 
              http://vocab.nerc.ac.uk/scheme/NETMAR_OCEAN/current/ | 
            
          
            
               | 
              http://vocab.nerc.ac.uk/scheme/EDMED_DCAT_THEMES/current/ | 
            
          
        
        
        
        
            
            | 
              Broader
             | 
			
				
					
					
                P04:G680 | 
                EARTH SCIENCE > Hydrosphere > Water Quality/Water Chemistry > Dissolved Solids | 
            Mapping: 431 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P22:28 | 
                Oceanographic geographical features | 
            Mapping: 172726 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P05:014 | 
                oceans | 
            Mapping: 33252 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P03:C045 | 
                Other inorganic chemical measurements | 
            Mapping: 1925 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | D01:D0100001 | 
                Parameters | 
            Mapping: 1392604 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P36:SLCATE | 
                Silicates | 
            Mapping: 1601827 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | L19:005 | 
                theme | 
            Mapping: 243436 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | L04:L04001 | 
                water body | 
            Mapping: 801250 | 
					
				
				
					
						
				
			
        
            
            | 
              Narrower
             | 
			
				
					
					
						
							| 
                 | P07:CF14N37 | 
                mole_concentration_of_particulate_matter_expressed_as_silicon_in_sea_water | 
            Mapping: 183198 | 
						
					
						
							| 
                 | P07:CFSN0519 | 
                moles_of_silicate_per_unit_mass_in_sea_water | 
            Mapping: 32369 | 
						
					
				
				
					
						
				
			
				
					
					
						
							| 
                 | P09:SLCP | 
                PARTICULATE ORGANIC SILICA(SI) | 
            Mapping: 111778 | 
						
					
						
							| 
                 | P09:MSIP | 
                Si IN SUSPENDED MATTER | 
            Mapping: 111736 | 
						
					
				
				
					
						
				
			
				
					
					
						
							| 
                 | P01:CBI17080 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate 0.8-51um phase] | 
            Mapping: 1352584 | 
						
					
						
							| 
                 | P01:OPALWCP4 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.4/0.45um phase] by filtration, alkali hydrolysis and colorimetric analysis | 
            Mapping: 439954 | 
						
					
						
							| 
                 | P01:OPALSPP4 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.4/0.45um phase] by filtration, alkali hydrolysis and spectrophotometry | 
            Mapping: 2093109 | 
						
					
						
							| 
                 | P01:OPALWCP0 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.6um phase] by filtration, alkali hydrolysis and colorimetric analysis | 
            Mapping: 381778 | 
						
					
						
							| 
                 | P01:CBIDS001 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.6um phase] by filtration, alkali hydrolysis and spectrophotometry | 
            Mapping: 1391780 | 
						
					
						
							| 
                 | P01:OPALW8XX | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.8um phase] | 
            Mapping: 1352236 | 
						
					
						
							| 
                 | P01:OPALW8UM | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.8um phase] by filtration, acidification and colorimetric autoanalysis | 
            Mapping: 528646 | 
						
					
						
							| 
                 | P01:OPALW1UM | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >1um phase] by filtration, acidification and colorimetric autoanalysis | 
            Mapping: 449058 | 
						
					
						
							| 
                 | P01:CBI17079 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >51um phase] | 
            Mapping: 1352460 | 
						
					
						
							| 
                 | P01:OPALTL02 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >53um phase] by filtration, alkali hydrolysis and colorimetric autoanalysis | 
            Mapping: 2088728 | 
						
					
						
							| 
                 | P01:OPALTL01 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >53um phase] by filtration, alkali hydrolysis and spectrophotometry | 
            Mapping: 464494 | 
						
					
						
							| 
                 | P01:OPALWCZZ | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >unknown phase] | 
            Mapping: 449378 | 
						
					
						
							| 
                 | P01:OPALWCP7 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate >unknown phase] by filtration, alkali hydrolysis and colorimetric analysis | 
            Mapping: 362518 | 
						
					
						
							| 
                 | P01:OPALMS06 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate fast sinking >0.8um phase] by marine snow catcher sampling, settling and colorimetric autoanalysis | 
            Mapping: 1710110 | 
						
					
						
							| 
                 | P01:OPALMS03 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate fast sinking >GF/F phase] by marine snow catcher sampling, settling and colorimetric autoanalysis | 
            Mapping: 1706658 | 
						
					
						
							| 
                 | P01:OPALMS04 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate non-sinking >0.8um phase] by marine snow catcher sampling, settling and colorimetric autoanalysis | 
            Mapping: 1710102 | 
						
					
						
							| 
                 | P01:OPALMS01 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate non-sinking >GF/F phase] by marine snow catcher sampling, settling and colorimetric autoanalysis | 
            Mapping: 1706626 | 
						
					
						
							| 
                 | P01:OPALMS05 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate slow sinking >0.8um phase] by marine snow catcher sampling, settling and colorimetric autoanalysis | 
            Mapping: 1710106 | 
						
					
						
							| 
                 | P01:OPALMS02 | 
                Concentration of biogenic silica {BSi opal} per unit volume of the water body [particulate slow sinking >GF/F phase] by marine snow catcher sampling, settling and colorimetric autoanalysis | 
            Mapping: 1706642 | 
						
					
						
							| 
                 | P01:MTWD00SI | 
                Concentration of silicon {Si CAS 7440-21-3} per unit volume of the water body [dissolved plus reactive particulate <0.4/0.45um phase] | 
            Mapping: 526510 | 
						
					
						
							| 
                 | P01:SIXXXXP2 | 
                Concentration of silicon {Si CAS 7440-21-3} per unit volume of the water body [particulate >0.4/0.45um phase] | 
            Mapping: 526518 | 
						
					
						
							| 
                 | P01:SIXXXFP2 | 
                Concentration of silicon {Si CAS 7440-21-3} per unit volume of the water body [particulate >0.4/0.45um phase] by filtration, thin-film preparation and X-ray fluorescence | 
            Mapping: 368418 | 
						
					
						
							| 
                 | P01:CBI17001 | 
                Concentration standard deviation of biogenic silica {BSi opal} per unit volume of the water body [particulate 0.8-51um phase] | 
            Mapping: 1352276 | 
						
					
						
							| 
                 | P01:OPALW8SD | 
                Concentration standard deviation of biogenic silica {BSi opal} per unit volume of the water body [particulate >0.8um phase] by filtration, acidification and colorimetric autoanalysis | 
            Mapping: 528666 | 
						
					
						
							| 
                 | P01:CBI17086 | 
                Concentration standard deviation of biogenic silica {BSi opal} per unit volume of the water body [particulate >51um phase] | 
            Mapping: 1352472 | 
						
					
						
							| 
                 | P01:OPALSD02 | 
                Concentration standard deviation of biogenic silica {BSi opal} per unit volume of the water body [particulate >53um phase] by filtration, alkali hydrolysis and colorimetric autoanalysis | 
            Mapping: 2088736 | 
						
					
				
				
					
						
				
			
        
            
            | 
              Related
             | 
			
				
					
					
						
							| 
                 | P04:G863 | 
                EARTH SCIENCE > Oceans > Marine Sediments > Suspended Solids | 
            Mapping: 659 | 
						
					
						
							| 
                 | P04:G887 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Dissolved Solids | 
            Mapping: 712 | 
						
					
						
							| 
                 | P04:G898 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Nutrients | 
            Mapping: 745 | 
						
					
						
							| 
                 | P04:G908 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Silicate | 
            Mapping: 779 | 
						
					
						
							| 
                 | P04:G910 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Suspended Solids | 
            Mapping: 791 | 
						
					
				
				
					
						
				
			
				
					
					
						
							| 
                 | P64:G863 | 
                EARTH SCIENCE > Oceans > Marine Sediments > Suspended Solids | 
            Mapping: 502287 | 
						
					
						
							| 
                 | P64:G887 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Dissolved Solids | 
            Mapping: 502146 | 
						
					
						
							| 
                 | P64:G898 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Nutrients | 
            Mapping: 504550 | 
						
					
						
							| 
                 | P64:G908 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Silicate | 
            Mapping: 502401 | 
						
					
						
							| 
                 | P64:G910 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Suspended Solids | 
            Mapping: 502411 |