RADIOLARIA 



99 



Fig. 45. Charts showing the distribution of Radiolaria in the upper layers of water at stations in the 1926-7 

 surveys. The squares represent the average numbers per 50 m. vertical haul with N 70 V nets from 250 m. 

 (or less at shallow-water stations) to the surface. For hydrological and phytoplankton conditions see 

 Figs. 2, 6, 7, 8, 38, 39 and 41. 



