archive image from page 25 of discovery reports 1935 1936 discovery reports discoveryreports11inst year 1935 1936 i0 discovery reports and drainage from the land it continues as a current down the south west coast and round its southern end inside the purer weddell sea water to pass up close against the north east coast again inside the main weddell current the bellingshausen sea water 4ddell sea water path of bellingshausen or weddell sea water according to label probable mixture of the two also with coastal water probable path outside area investigated fig 6 chart of the su t22jp1.jpg from discovery reports 1935 1936 discovery reports discoveryreports11inst 1935 1936 fig 180 b d fig 181 the phytoplankton concentration increases so that a is caused to migrate during the day into layer y it will now follow the path a3 4 a5 a6 to c now let us suppose there is a further increase in the phytoplankton making the organism a migrate into the layer z so that it now follows the path ag 7 as a9 if now we consider the same set of con ditions but consider three organisms spaced out at a b and c in fig 181 in three days time they will be at a3 bz and ca an t1jecp jpg View Photo