400 TONS of fish die suddenly in Lake Maninjau, Indonesia

400 Ton Ikan Danau Maninjau Mati Mendadak  

Fish in Lake Maninjau, Agam regency, West Sumatra, mass die back. The number of dead fish was estimated at 400 tons.

Extension Fisheries District of Tanjung Raya, Agam regency, Asrul Deni son, said as many as 400 tons of carp and tilapia that are within 537 floating cages in Lake Maninjau, precisely in Cape Alai Jorong Muko-Muko and Jorong Nagari Koto Malintang, District of Tanjung Raya, Agam. The cages owned local communities and employers. “Held 32 households and three businessmen,” he said on Monday, August 11, 2014.

Asril said the fish are known to die on Sunday, 10 August 2014 fish died allegedly due to upwelling phenomena (reverse flow). “So the fish of oxygen deficiency,” he said. Deni said Saturday afternoon the temperature changes drastically in the lake because there is rain in the area that night happened pergerasan undercurrent in the bottom of the lake. “Dawn calm water, no currents. Amonial under cold heat up due to lack of oxygen that fish,” he said.

According to Dean, it should be if the weather was good, the fish should not be fed. Therefore, a lot of fish need oxygen. As a result of the incident, the owner cages suffered losses estimated at Rp 5 billion. “The size of the dead fish variety. There are half a kilogram,” he said

Currently, Dean said, there are owners who had sold fish cages dead at a price of Rp 2,000 to Rp 5,000 per kilogram. “There are also some owners are still letting the fish in cages. Perhaps they are still dizzy from experiencing large losses,” he said.

Dean admitted to anticipate the natural phenomenon, the farmers have been given counseling. Among other interesting cage into the middle of the lake, reducing the content of fish cages per plot, not too much to feed fish and see weather conditions. “It is recommended that only one patch of fish filled 5000. However, many farmers who fill 10 thousand fish per cage so that the cage is solid,” he said.


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