UNDER CURRENT 



Y.^„:^„..;.>,^aag 



INDIAN 

 OCEAN 



MAIN UPWELLING 



SECONDARY 

 UPWELLING 



Figure 22 



NDIAN 

 OCEAN 



CD 



COASTAL AREAS — Aboul 50% of Global Commercial Harvest 

 UPWELLING AREAS— About 50% Of Global Commercial Harvest 

 Less than 1% of Global Commercial Harvest 



./ 



Figure 23 Distribution of the world's fisheries. The richness and importance of the global 

 coastal areas are highlighted by a small number of intensely productive areas caused by 

 upwelling. 



40 



