Bluefin tuna fry the last one will die One month and a half will be on display September 29 Aomori 17:32
It was opened to the public at Aquarium in Aomori City last month and only one surviving fully-cultured bluefin tuna fry was found dead on the morning of 29th. .
At Asamushi Aquarium in Aomori City, approximately 3,000 juvenile bluefin tuna were handed over from a fishery company in Oita Prefecture.
Although it was open to the public from 11th last month, most of them died after being deprived of their physical strength by transportation, so only 10 survived at the time of release.
Fully cultivated bluefin tuna is difficult to breed with a 1% survival rate of 3% until adulthood, and then fry continue to die, and as of the 6th of this month, nearly one month after release, only one survives. It was.
The aquarium has bred this one carefully, but it has been confirmed that it was dead when it stopped working on the 29th at 7:30 am on the 29th, since it ceased to eat too much from the 26th of this month.
All the bluefin tuna larvae died in just a month and a half after the release, and the aquarium finished its exhibition.
The Asamushi Aquarium breeder said, “I am very sorry because other individuals survived. The bluefin tuna is a fish that represents Aomori Prefecture. It was.