  | 
          
            This is a file from the  Wikimedia Commons. Information from its  description page there is shown below.  Commons is a freely licensed media file repository.  You can help. 
           | 
         
        
        
       
        Summary 
        
         
          
           | Description | 
           
             English: Annual mean sea surface  salinity from the  World Ocean Atlas  2009. Salinity here is in  practical salinity units (PSU). It is plotted here using a  Mollweide projection (using  MATLAB and the  M_Map package). 
            | 
          
          
           | Date | 
           5 December 2012, 11:10:37 | 
          
          
           | Source | 
           Own work | 
          
          
           | Author | 
            Plumbago | 
          
         
         
        Licensing 
        
         
          | 
           I, the copyright holder of this work, hereby publish it under the following license:
           
           | 
         
        
        
        
        
       File usage
       
        The following pages on Schools Wikipedia link to this image (list may be incomplete):
        
        
       
       This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
        
       
      Schools Wikipedia was created by children's charity SOS Children's Villages. SOS Children's Villages is there for the children in our care until they are ready for independence. Try to find out how you can help children in other countries on our web site.