The results of surveys of July 14, 2018 showed that 74 out of 95 farmers are unaware of the harmful effect that chemical materials can have on the health of the lake and the life of the fish. After the results of water analyzes, a communication and interpretation session of the results of the analyzes of the waters to the populations was organized on July 31 and August 1, 2018. This session of communication of the results of analysis of the waters is followed by public education and awareness sessions on services