F4 BIOMASS Phytoplankton and protozoan (1, 4) 1975 Station Biomass [mg m-3] Percent composition of phytoplankton biomass* Phytoplankton Protozoa Cy Chl Chr Bac Cry Pyr Kipanga (south stati Apr-May 169 89 37 27 18 6 10 3 Kilipi (SE shore) Apr-May 138 144 35 16 25 15 6 2 Oct-Nov 105 24 8 66 15 - 10 - Malagarasi (NE river Apr-May 362 143 9 15 32 3 5 36 Oct-Nov 105 38 53 30 1 10 5 0 Rumonge (north stati Apr-May 108 72 22 38 25 - 13 2 Oct-Nov 110 27 18 34 11 28 1 - *Cy = Cyanophyta, Chl = Chlorophyta, Chr = Chrysophyta, Bac = Bacillariophyta, Cry = Cryptophyta, Pyr = Pyrrophyta. **Ph = Phytoplankton: ***Pr = Protozoa