en 

 en 



$ 



o 



W 

 CO 



H 

 U 



P 



o 

 o 



M 



Fig. 4.4 



7 9 11 

 NOVEMBER 



OCTOBER 



The production per unit of biomass at stations IV ( — ) , 

 V (= — «») , and reference stations VI ( C3 ) and I ( ■■ ) . 

 Date of grounding is marked with an arrow. 



o 



CO 



u 

 cu 

 x> 



6 



3 

 C 



W 

 H 



< 



pa 



NOVEMBER 



Fig. 4.5 



Bacteria, 



V (o o), 



station VI (en ) . 

 with an arrow. 



numbers x 10 ml 



at stations IV (~ \ 

 II (•) , III (v) and at reference 



Date of grounding is marked 



68 



