On 03.05.2019 Friday, during the Cappadocia trip, 9th grade and project group students visited the K?z?l?rmak River, which is the longest river in Turkey and has many hydroelectric stations. Observations were made about the characteristics of the water which belongs to K?z?l?rmak. Water samples were taken and observed in the Mediterranean Fisheries Research, Production and Training Institute. Avanos region K?z?l?rmak water samples were investigated.