Fresh water fishing industry (fish underwater fish trap). The fishing industry is a catch or aquaculture industry aquaculture. To make the fishing can be done in both fresh water and salt water, which can be considered as another occupation of Thailand that create revenue flows to the country. Professional fishery, there will be a makboriwen in the South and South-East of the country, Thailand, which made salt water fishing. The fresh water fisheries, they are based on the areas where there is a river flowing through, for example, along a major river.Choosing a locationThe location should be:1. properties of water must be suitable for the life of the fish is the sea crystal clear good quality water sources.2. water is a good transfer. Underwater fish trap must be placed in areas where there is water flow, but not severe, to help in the circulation of water in the underwater fish trap.3. water should be no less than 3 m deep.4. where will the floating underwater fish trap. The source should be sufficiently far away from the community in order to prevent interference with fish feed.Create underwater fish trapTo create underwater fish trap is a strong underwater fish trap must have a durable structure, most of the villagers here used steel and mines project. People use plastic or foam 200 litres tank, large size of underwater fish trap that people raise is 4 x 4 metres and the 4x8 should not be hanging next to each other underwater fish trap hanging too, because to make the water transfer.The selection of species of fish.Buying most of the fish species characteristic of strong resistant species of fish is the environment here. The fish grow faster by fish species that will be released this. There are approximately 3-5 cm, and in the release of fish species. The villagers here, about 1200 species of fish released top-1500 to 2500 4x4 and the underwater fish trap per fish species to release the ball underwater fish trap 4x8 should leave time for morning or evening. Popular pet fish are carp and tilapia. Raising fish.Feeding the fish, villagers here are divided into two stages, the first stage is feeding smaller fish are fish that are released at the age of 1 day-2 weeks, and the second term is that the fish are aged 2 weeks up to 3-4 months to fish every week brings nutrient supplements, so that the fish have the strength to make the fish's death rate reduced, and the growth performance of the fish faster.Fish food and feeding the fish. Foods that are used as floating-type food. In most cases, the food used by the locals to use the food by BETAGRO brand banbok that use the food here is not very expensive brands. The elements and complete nutrition Suitable to feed the fish and use low-cost. The first phase feeding smaller fish The food at the restaurant is small, by the time the food is divided into morning, noon, evening, and 3 the range is the second stage is a medium-sized fish to big fish. The villagers use the fish food medium by the time the food is divided into 2 ranges are only. Feeding fish food should be sown around the underwater fish trap and control the amount of food that is suitable to provide 10 sacks per fish, underwater fish trap per 1 price burlap 690.Problems and obstacles.Although fish in underwater fish trap will have several advantages, but there are problems, obstacles and constraints of feed?:1. interference from fish and fish in its natural enemies.2. small fish dropped into the underwater fish trap and compete for food.3. to maintain an even but subject to time and labor than to other formats.4. the problem of theft is quite simple.5. characteristics of pet for underwater fish trap is a pattern that must be used as a main meal, which requires a lot of wasted expense. Doilot loss diet part despise sweating outside6. water must be held. If the environment badly polluted water makes fish die out underwater fish trap.7. fish is disease.8. If there is a large breeding fish and chips meal. Mun, the rest will fall to the ground pile up occurs. Causes of environmental damage have polluted water. Especially not with water slides, water dock9. flood victims10. fish prices slumpMarketing.When the fish is over 4-5 months, it will have to catch fish to sell, by selling to a company, the company purchased from villagers in project purchase fish by fish prices will fall at a price 10 baht each, which the fish is low depends on the needs of the market and the size of the fish. To raise the fish to each supplier will have a 1500-1800 per fish, underwater fish trap, which once figured out as the investment prices per 20000-30000 Thai baht underwater fish trap.
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