Why do Ca Mau farmers have to use drugs to catch 5-7kg seabass that are drunk in the square of ecological shrimp in Vietnam?

Published 2022년 5월 2일

Tridge summary

In Ca Mau province, Vietnam, farmers use a unique method to control the population of seabass in shrimp ponds to prevent it from preying on shrimp. This method involves draining the pond to drive the seabass into a square area, where they are stupefied with a drug before being caught. The drug is applied by wrapping it around a wire and agitating the water surface. Once the seabass are stupefied, they are easily caught and sold for additional income. The seabass are then classified by size and weight for pricing by traders. This strategy helps increase farmers' income and protect shrimp productivity.

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Original content

Mr. Nguyen Van Hieu (Phu Hiep hamlet, Thanh Tung commune, Dam Doi district, Ca Mau province) said that when taking water to raise shrimp and seabass, they often follow the water to the square. After a season of shrimp farming, the owner must square the shrimp to harvest seabass, because this fish grows very quickly. Usually after more than a year seabass weighs 5-7 kg/fish, with children more than 10 kg. If not caught up in time, seabass will eat shrimp, reducing shrimp farming productivity of farmers. To catch seabass in the square, people have to open culverts to drain the water in the field to let the fish into the canal. After that, people used the drug wire to grind the fish and spread it on the water surface. After a few minutes, the seabass with drug addiction emerged, splashed with water, and looked very eye-catching. After a while, the seabass gradually tired, people just need to use a ...

Source: Danviet