During summer, the seasonal phytoplankton mean was
56.80 69.50 104 cells l
1
. The community began recovering
and the more resistant group Pyrrophyta increased to reach
75.4%, while the diatoms showed a slight increase to reach
12.6%. The most abundant and frequent species were Cyclotella
kutzingiana (58.7%), Skeletonema costatum (49.1%),