174 



PROVASOLI 



[CHAP. 8 



proceeds differently in sea-water : production of amines is after all quite 

 noticeable in sea -water food at the market ; and the bacterial flora of sea-water 

 is quite different from that of fresh waters. 



B. The Nature of Dissolved Organic Substances 



Vallentyne (1957) has comprehensively reviewed the organic compounds 

 found in lakes, oceans, sewage and soil. Data on the identification of some of 

 the organic solutes in sea- water are summarized in Table II. 



Table II 

 Organic Compounds Identified in Sea- Water 



