Micropl.iukton 



Ph;.^oplankton 



L>rvczo£ 



•'orti cellrl 



Fig. 6. Diagram of symphysiologic 

 community in the Azov Sea. Connect 

 topical; c, Direct trophic; d, Indi 

 species, the abundance of which is 

 given connection. A double-ended a 

 populations of both species changes 

 the nature of the influence of the 

 species: + indicates an increase, 

 populations of both species changes 

 the nature of the influence of the 

 species: + indicates an increase, 

 show the connection numbers. 



connections of an overgrowth 

 ions: a. Direct topical; b, Indirect 

 rect trophic. Arrows point to 

 changed under the influence of the 

 rrow indicates that the abundance of 

 . The signs by the arrows indicate 

 connection on the population of the 



- indicates that the abundance of 



. The signs by the arrows indicate 

 connection on the population of the 



- indicates a decrease. The numerals 



193 



