Akoya oyster juvenile mass death to investigate the cause in the specialized subcommittee October 2 18:57
The first countermeasure meeting was held by the prefecture and fisheries officials to establish a specialized subcommittee due to the large number of pearl oyster larvae used for pearl farming on the Uwakai coast in Ehime Prefecture, the nation's largest pearl production area. It was approved that we would go up and investigate the cause.
The pearl oysters used for pearl farming have been found on the Uwa Sea coast from Uwajima City to Ainan Town in Ehime Prefecture.
Over 30 people, including prefectures, fisheries cooperatives, and university professors, attended the first meeting of the countermeasures held in Uwajima City.
At the meeting, the attendees pointed out that the water temperature has been higher than usual in some parts of the Uwa Sea since late May. However, the cause has not been identified, and research will continue in the future. It was agreed that a special committee will be set up to investigate the cause.
In addition, it was reported that under the damage, Uwajima City Shimojo Fishing Cooperative provided the larvae of urgently increased production free of charge to farmers in early this month and the prefecture after late this month.
On the other hand, President Yoshinori Hirai of the Ehime Fisheries Cooperative Association, who had a press conference after the meeting, stated that about 60% to 80% of larvae were dead in terms of the actual situation, In the middle of this month, we presented a policy to collect and disclose the entire damage.