40° 



30 



^ ou0 " PLANKTON 

 W553G. WS537 "CO/ J 

 . O.VVS538 



JANUARY- FEBRUARY 

 930-1 



WS559' WS539 / %■ 



7/ W554l^> 

 WS542' Z ' 



WS555 



WS543 



•WS544- 

 •WS545 



WS547 

 VERY 



"COLD'/__ WS548 



30° 



60 



Fig. 44. Distribution of warm- and cold-water plankton near the South Sandwich Islands and in the eastern 

 part of the Weddell Sea. The observed and conjectured positions of the ice edge are indicated. 



40 



30° 



40 



Fig. 45. Distribution of warm- and cold-water plankton in the eastern part of the Scotia Sea. The edge of 



the pack-ice is indicated. 



9 



