VARIATIONS SEASON AND ANNUAL MAIN INDICATORS EUTROPHICATION SOME PONDS FISH. NOTES (II). THE EVOLUTION OF PHYTOPLANKTON

Abstract

The structure in the aquatic ecosystem of the whole can not be neglected in the first place because of the seasons, months, factors and processes that happens, with primary or secondary importance in relation to the problems studied (water quality, phytoplankton evolution, fish production).

Keywords

• water quality
• phytoplankton
• fish ponds