Fish monitoring analysis completed for the cooling water used at Olkiluoto
Monitoring of fish in the cooling water was performed at Olkiluoto in 2023 and early 2024. The aim of the monitoring was to prepare an analysis of the types and number of fish that are being carried into the power plant with the cooling water. Drawing up a new analysis became necessary, since there are now three operating plant units instead of the previous two.The conditions of the water permit granted for the power plant require that TVO perform fish stock analyses. It is a commitment to analysing the fish and fingerlings that are carried to the power plant with cooling water. A similar