Fig. 40. Distribution of warm- and cold-water plankton between South Georgia 

 and the South Sandwich Islands. The edge of the pack-ice is indicated. 



30° 



"\ 



WARM 



PLANKTON 

 360 3GI| 3e2 



WARM PLANKTON 

 373 372 



FEBRUARY- MARCH 1929-30 



40° 



30° 



20° 



Fig. 41. Distribution of warm- and cold-water plankton between South Georgia 

 and the South Sandwich Islands. No pack-ice was seen. 



