FISHERY BULLETIN: VOL. 72, NO. 4 



, , II ,j,M«i„L_Jl 



20" 50* 40* 50* 6<r TO* eo* 9(r 100" MO" 120" ISO" wo" 190" 



Figure 12. — Locality records and daytime abundance of larvae and juveniles of Nematoscelis microps in the Indian Ocean: a - NE 



Monsoon period. 



Table 2. — Biogeographical zones of the oceanic environment. 



Zones 



Terminology (Regions) 



Latitude 

 (approximate) 



Subregion 



Northern Cold Water 



Northiern Transitional 



(Cir 

 tsul 



cumpolar Arctic 

 barctic (Cold Temperate) 



Northern Subtropical 

 (Warm Temperate) 



Warm Water 



Southern Transitional 



Southern Cold Water 



Tropical 



Southern Subtropical 

 (Warm Temperate) 



Circumpolar Subantarctic 



(Cold Temperate) 

 ^ Circumpolar Antarctic 



>67 N 

 45=-67 N 



35°-45"N 



23°-35°N 



23°S-23 N 

 23'-35°S 

 35°-45°S 



45'-67=S 

 >67°S 



(Subarctic Atlantic 

 Subarctic Pacific 



(Transitional North Atlantic 

 Transitional North Pacific 



(Subtropical North Atlantic 

 Subtropical North Pacific 



I Tropical Atlantic 

 Tropical Indo-West Pacific 

 Eastern Tropical Pacific 



I Subtropical South Atlantic 

 Subtropical South Pacific 

 Subtropical South Indian 



I Circumpolar Transitional 

 Region of the Southern 

 Hemisphere 



1062 



