Dr. Najjar Lashgari, the head of the Coldwater Fishes Research Center of Tonekabon, presented a brief report on the research and executive measures of the research center since the beginning of 1399 SH. The introduction ceremony was held for Dr. Massoud Haghighi who was appointed as the deputy director of research and technology of the Coldwater Fishes Research Center of Tonekabon. The ceremony was attended by the staff of the research center. Dr. Najjar Lashgari wished him success and asked for the coordination and participation of all the staff of the research center especially the researchers and research experts of the center in performing the duties assigned to him.