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A Detailed Guide to Selecting and Breeding Ricefield Eel Fry
The ricefield eel has extremely delicious meat and is rich in nutrients, with both medicinal value; it is a nourishing aquatic product much loved by the public. In addition, the ricefield eel is highly resilient, easy to transport, and can be sold live, so developing artificial ricefield eel farming has a certain market prospect. At present, ricefield eel farming
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Eel Fry Prices in 2019-2020 and Artificial Breeding Techniques
Eels are nutritious and delicious, and their farming value has always been very high. So do you know how much an eel fry cost in 2019-2020? What are the artificial breeding techniques for them? 1. How much did an eel fry cost in 2019-2020? Eel fry varieties are mainly divided into
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What are the methods for collecting eel fry in eel farming?
Because artificial hatching of eel fry has still not been achieved to date, eel fry are mainly obtained by natural collection. From late December each year to March of the following year is the eel fry flood season, and fishermen in Zhongshan and other places set nets in the Pearl River Estuary to collect them day and night during the rising and falling tides.
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Artificial Fattening and Fry Breeding Techniques in Rice Field Eel (Monopterus albus) Farming
Methods for artificial fattening of rice field eels: Rice field eel farming ponds should be built in wind-sheltered, sunny locations with a guaranteed water source and relatively solid soil. Cement ponds, earthen ponds, and rice field culture are all acceptable. The pond area for farming rice field eels depends on the scale of farming, generally 20-100 sq m is suitable, with a pond depth of 70 cm, and the pond walls should extend about 30 cm above the water surface to prevent the eels from escaping.
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Eel fry fishing season about to begin, Chiayi County asks fishermen to cooperate with registration and reporting
The 2020 four-month eel fry fishing season begins on November 1. Chiayi County urges those engaged in shore-side eel fry fishing to register with the fishermen's association, to maintain their own safety and operating order during the operation period, and to cooperate in the fishing log by helping...
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Analysis of Common Misconceptions About Soaking and Disinfecting Eel Fry
In many years of fishery production, aquaculture technicians have accumulated rich farming experience. Soaking fish fry in salt water for disinfection is one of the traditional practices of farmers in various regions. However, aquaculture experts in China and some eel farmers have found in practice that the method of soaking and disinfecting fish fry in salt water, which is widely used for other fish species, is not suitable for use in eel farming. In early 2000, based on experiments, a scholar put forward the view that "using salt water to disinfect eels is unsafe." The experiment showed that after using salt water to disinfect the body of
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Detailed Guide to Identifying Eel Fry Species, Teaching You How to Tell Them Apart
Currently, it is the eel fry flood season on the Yangtze River, and fishing boats from Jiangsu, Zhejiang, Anhui, Fujian, Shandong and other provinces and cities gather at the Yangtze River estuary to fish. Because the eel fry produced in the Yangtze River are "Japanese eel," they are superior to the "European eel" produced in France, the "American eel" produced in the United States, the "Australian eel" produced in Indonesia and Australia, and the "Philippine eel" produced in the Philippines. Not only are there obvious price differences, but they are also suitable for aquaculture in our country. To prevent farmers from being deceived when purchasing eel fry, the characteristics and identification methods of various eel fry are introduced as follows: 1. Look at body shape and body color. Japanese eel fry are
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Detailed Explanation of Techniques for Self-Breeding Rice Field Eel Fry
1. Selection and Cultivation of Parent Eels. Eels used for breeding must have a robust physique and swim actively. The body color is best in coarse black mud, yellow-brown, or black speckled, green-brown. The source of parent eels should be those caught in cages the same day with relatively small wounds. Rice field eels (Monopterus albus) have sex reversal characteristics; 1-winter-age and 2-winter-age rice field eels are basically female, and after 2-winter-age rice field eels spawn, the proportion of males gradually increases, until at 6-winter-age they are basically male. During the non-spawning season, it is difficult to distinguish male from female; generally, body length and body weight are used as standards, generally body length 37-50 cm, weight 7
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How to test the quality of eel fry when purchasing them
(1) Water test method: Put the purchased eel fry into a container, add an appropriate amount of open-air water, and let it stand for 3-5 minutes. Eel fry of poor quality mostly float to the surface. (2) Shock test method: Remove the eel fry floating on the surface after the water test, let it stand again for 3-5 minutes, then strike the container once with your hand or foot. Eel fry of good quality react strongly, with their heads down and tails up, or try desperately to escape; eel fry of poor quality react sluggishly, with their heads up, tails down, curling, twitching, or turning belly up, etc. (3) Squeeze method: 1. Use your thumb and
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What are the precautions for selecting wild eel fry
To succeed in farming yellow eels (Monopterus albus), high-quality fry is the prerequisite. Therefore, when selecting high-quality wild eel fry, the following ten points should be noted. 1. The size of the eel fry should be appropriate. Generally, the artificial farming period is 5-6 months, and the weight gain multiple is 2-4 times. At the end of the year when selling, only individuals with a size of over 100 g can fetch a higher price. Therefore, fry stocked in April-May should weigh over 30 g. 2. Try to choose cage-caught fry. Yellow eel fry come from two sources: artificial breeding and natural capture. The number of artificially bred fry
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