322 



BIOLOGY OF THE SEAS OF THE U.S.S.R. 



Table 129 



Species 



Average biomass, 



g/m 2 



Total biomass for 

 southern part of 

 Baltic Sea, tons 



Mytilus edulis 

 Macoma baltica 

 Astarte borealis 

 Mesidothea entomon 

 Macoma calcarea 

 Pontoporeia affinis 

 P. femorata 

 Diastylis rathkei 

 Others 



0-03-3,104 



3-1-23-9 



10-100 



0-7-28-6 



6-2 



1-5 



0-5 



0-5-2-0 



Total 



3,407,263* 



837,008 



176,463 



48,560 



46,614 



29,533 



20,460 



6,756 



190,740 



4,763,397 



All molluscs given in wet weight without shells. 



VALUE UNOETIRMIHED 

 •mmik Ш шсопи милел ПГО|«< 



STATION П0 



DCPTH 16 П *» 



OXYOCN t.t »2 70 



PW)M«n0H Of SAIT7.» 7.8 10.» 



TIMPIOATVRE 7.3 «.4 г.8 



в» 70 6» »6 51 14 m . 



i.jt l.l 1.4 j* 7.0 (.9 ml/l 



i«.o 15.7 I«I4.7 as *•• % 



».o 6.J *7 Ao 4.6" J* К 



Fig. 157. Meridinial contour of the quantitative distribution of zoobenthos through 

 the Bornholm region of the Baltic Sea (Demel and Mulicki, 1954). 



