1. 
   isohaline
   Of equal or constant salinity. A line on a chart connecting all points of equal salinity; an isopleth of salinity.
   Found op http://taylor.math.ualberta.ca/~bruce/glossary.html
   
   
2. 
   isohaline
   isohaline A line (imaginary or on a chart), or an imaginary surface, connecting points that have the same or equal salinity.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2795/5
   
   

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