Section 1 Of The Contest: Conducting Samples Of Fishery, Conducting Samples At Crete Lakes Monitoring Stations And Recognition And Counting Of Phytoplankton Lake Samples Of The National Monitoring Network In Mainland Greece-Crete. The Subject Of The Service "Planning Samples Of Fishery" Is To Carry Out Sampling For The Biological Quality Element Of Fish In Eight Lakes: Trichonida, Ambrakia, Paralimni, Paralimni, Himaditis, Little Prespa Pisces Limnovi. They Are Provided By Two Sampling In Each Of The Eight Lakes. Total Sampling: 16.