On the morning of the 12th, a large number of fish that appeared to be sardines were found dead and floating in the Pacific Ocean off the coast of Aomori Prefecture.
A person in charge of an aquarium in Aomori City told NHK that "fish are thought to be sardines, but at this stage it is not clear why they died in large numbers."
After 9 am on the 12th, an aircraft of the Maritime Self-Defense Force, which was flying over the Pacific Ocean east of the Shimokita Peninsula in Aomori Prefecture, found a large number of fish dead and floating, and went to the 2nd Regional Coast Guard Headquarters through Hachinohe Air Base. Contacted.
When a patrol boat of the Hachinohe Coast Guard investigated the site, a large number of fish that seemed to be sardines with a body length of 5 to 15 cm were dead and floating about 40 km east of Rokkasho Village in Aomori Prefecture. I found.
According to the Japan Coast Guard, dead fish were floating for about 4 kilometers.
Regarding this, a person in charge of the prefectural Asamushi Aquarium in Aomori City told NHK, "The fish are thought to be sardines, but at this stage it is not clear why they died in large numbers. Three years ago in the prefecture, Mutsu A large number of dead sardines had been launched on the shores of the bay, but it was pointed out that the cause was a sharp drop in seawater temperature at that time. "