Koi Fish: A Specialty Fish from So Thuong River – Dong Thap
Koi fish is a type of specialty fish found in So Thuong River, located in Dong Thap province. This fish not only holds significant economic value for the local people but also has unique characteristics that set it apart. Let’s explore more about this fascinating fish!
1. What is Koi fish?
Koi fish can be identified by its wide and less flexible upper lip, almost horizontal mouth cleft, and jaws filled with rows of small, sharp, and curved teeth. These features suggest that it is a carnivorous fish. The gills of Koi fish are long, thin, and sparsely arranged on the gill arch.
The diet of Koi fish consists of various food sources, including fry, crustaceans, worms, fine particles, organic debris, and other types of food.
Koi fish is highly nutritious, containing a rich amount of protein, vitamins B, D, and other essential minerals. As it has a lower fat content, it is also easily digestible.
Moreover, Koi fish is known for its high levels of unsaturated fatty acids, notably omega-3. Studies have shown that these fatty acids can help reduce cholesterol and triglycerides, thereby promoting cardiovascular health and lowering blood pressure.
2. Price and Availability
Despite its relatively low catch volume, Koi fish commands a high price in the market. Local fishermen typically spend around 3 million dong per season on new nets for fishing.
The price of Koi fish varies depending on its size, with the average range being around 300,000 – 320,000 dong per kilogram. Once caught, the fish is sold to traders who package and transport them to major cities for consumption.
In conclusion, Koi fish is a unique and valuable specialty fish found in So Thuong River – Dong Thap. Its distinct characteristics, nutritional value, and high market price make it a sought-after fish in the region. We hope this article has provided you with valuable information about Koi fish!