High temperature warning continues for 59 days, 54 fish farms damaged... More than 1 million animals died for 3 consecutive years
Quick Look
- This summer, 1.17 million farmed flatfish died due to high temperatures in the Jeju sea, causing damage worth about 3.3 billion won.
- The high temperature warning lasted for 59 days, which was the shortest period in the past three years, but for the third consecutive year, more than 1 million flatfish died, resulting in cumulative damage of about 13.8 billion won.
AI-generated summary
Why It Matters
Jeju Island has been suffering from the death of farmed flatfish due to high temperatures for the past three consecutive years, and this year, a high temperature warning lasted for 59 days, resulting in the death of 1.17 million flatfish in 54 farms.
High temperature warning continues for 59 days, 54 fish farms damaged... More than 1 million animals died for 3 consecutive years
(Jeju = Yonhap News) Reporter Byeon Ji-cheol = The final estimate was that 1.17 million farmed flatfish died due to the high temperature of the Jeju sea this summer, resulting in damage of about 3.3 billion won.
According to Jeju Island on the 6th, 1.17 million flatfish died in 54 fish farms in the province due to high temperatures this summer, resulting in damage worth 3.3 billion won based on disaster recovery costs.
Damage from high temperatures this year was first reported on July 24th at two fish farms in Daejeong-eup, Seogwipo-si.
At the time, there were 21,000 flatfish that died, but the damage increased rapidly as the water temperature continued for a long period of time.
On August 4th, the number increased to 52,000 fish in 10 fish farms, and on the 20th of the same month, the number increased to 298,000 fish in 39 fish farms, and ultimately, 1.17 million fish in 54 fish farms died.
The amount of damage also increased from 1 billion won on August 20 to a final 3.3 billion won.
The Jeju fish farm has suffered damage from the death of more than 1 million flatfish due to high temperatures for the past three consecutive years.
In 2024, as the high temperature warning lasted for 71 days from July 24 to October 2, 2.215 million flatfish died in 78 fish farms, resulting in damage of 5.3 billion won.
Last year, a high-temperature warning lasted 85 days, and 1.8 million flatfish died in 62 fish farms, causing damage of 5.2 billion won.
This year, the high temperature warning continued for 59 days, and the warning period, mortality rate, and damage amount were all the lowest in the past three years.
However, if you add up the number of flounders that died due to high temperatures over the past three years, the total is 5.185 million, and the damage amounts to about 13.8 billion won.
Open Questions
- What is the root cause of high temperature phenomenon?
- Are any measures in place to prevent similar damage in the future?
- What is the long-term survival strategy for the aquaculture industry?







