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  • Design requirements and drawings of fish ponds

    Design requirements and drawings of fish ponds

    Design requirements and drawings of fish ponds

    2018-09-08
  • Pond male fish

    Pond male fish

    (cucurbitaceae) Hypomesusoidus [local name] cucumber fish. [morphological characteristics] small fish usually have a body length of 6-8 cm. Long and flat on the side. The head is longer than the body height. In the kiss end position, the mouth fissure is large, the upper mandible has fluffy teeth, and the maxillary buckle extends to the margin of the eye. The eye is there, and the eye diameter is equal to the kiss. The dorsal fin is high, its height is larger than the body height, opposite to the ventral fin. With fat fins. Small pectoral fins. The caudal handle is very thin and the caudal fin is deeply forked. The back is light grass green, the side of the body is silvery white, and there are dark spots on the edge of the scale. Each fin is gray and black.

    2019-01-15
  • Getting rich in the aquaculture industry is a hoax. Raising bamboo rat leeches earns 2 million a year?

    Getting rich in the aquaculture industry is a hoax. Raising bamboo rat leeches earns 2 million a year?

    Getting rich in the aquaculture industry is a hoax. Raising bamboo rat leeches earns 2 million a year?

    2019-02-17
  • Aquaculture technology

    Aquaculture technology

    Aquaculture technology

    2018-09-08
  • Is cucumber fish the same as yellow croaker? How can I tell the difference between the two? How much is the wild cucumber fish per jin?

    Is cucumber fish the same as yellow croaker? How can I tell the difference between the two? How much is the wild cucumber fish per jin?

    There is only one word difference between cucumber fish and yellow croaker, so are they the same? Is it the same kind of fish? How can I tell the difference between the two? How much is the wild cucumber fish per jin? Yellow croaker, also known as yellow croaker, is a member of the genus Pseudosciaena Crocea.

    2020-11-11 Cucumber fish and yellow croaker the same Mo how identify both
  • Raising grass silver carp in cages in reservoir

    Raising grass silver carp in cages in reservoir

    The so-called "reservoir cage set box" is to set up four small cages in a large cage. "raising grass carp on top and raising silver carp below" means raising grass carp in small cages and raising silver carp in the upper and lower layers of small cages and large cages (5m in height of small cages, 5.5m in height of large cages and 0.5m in interlayer height). Grass carp in small cages are fed with pellet feed for high-density intensive culture, while silver carp in large cages mainly use grass carp stool and leaking feed as bait, not special bait, for grazing type sparse and rough breeding. This kind of culture model

    2019-01-16
  • How to transport fish species safely in spring

    How to transport fish species safely in spring

    The beginning of spring is the season for the release of fish fry and fry, and the remote transportation of fry and fry has become an important link in shallow water aquaculture production. Transportation should be safe and efficient, and the survival rate of transportation should be ensured and improved. The fish species should be selected with thick flesh on the back and tail, strong body, bright color, intact scales and fins, no scars and parasites on the body surface, active swimming in the cage, strong reverse water, concentrated in one place of the box, head down, tail up to grab water. Plastic bags for transporting seedlings

    2019-01-16
  • Culture method of giant bone hyoid fish

    Culture method of giant bone hyoid fish

    Fish tank requirements: giant bone hyoid fish grow rapidly, it is necessary to choose a fish tank with a length of 4.5 meters, a width of 1.5 meters and a height of 1.5 meters, and measures to prevent escape should be taken at the top. Water quality requirements: prefer weak acid water quality, the suitable water temperature is about 24 ℃-29 ℃. Feed requirements: animals

    2020-11-08 Giant bone hyoid fish culture method summary fish tank requirements giant bone
  • High density fish culture

    High density fish culture

    High-density cage fish culture adapts to a wide range of waters, which can be set up in lakes, reservoirs and rivers, and can be cultured as long as the water depth is greater than the cage height, during which 60-80 carp species with a body length of 13-20 cm can be released per cubic meter, and the culture period is 2.

    2020-11-08 High density high density fish culture abstract
  • Specification of cages for cage culture of Pelteobagrus fulvidraco

    Specification of cages for cage culture of Pelteobagrus fulvidraco

    The specifications of the cage include the size of the mesh and the length, width and height of the cage. For the cage of Pelteobagrus fulvidraco culture, the box should not be too large, it belongs to small cage. The size of the mesh depends on the size of the fish. 1. Matching cages with different specifications

    2020-11-08 Cage aquaculture Pelteobagrus fulvidraco specification
  • Rules for fish culture of organic food in large and medium-sized reservoirs

    Rules for fish culture of organic food in large and medium-sized reservoirs

    Rules for organic food fish culture in large and medium-sized reservoirs 1 scope of application "regulations for Organic Food Fish Culture in large and medium-sized reservoirs" stipulates the producing area selection, culture and fishing technical requirements of organic food fish culture in large and medium-sized reservoirs. 2 specification reference file.

    2018-06-17
  • Experience of placing cages in flat-bottomed river with fish culture

    Experience of placing cages in flat-bottomed river with fish culture

    The water depth of the Pingdi River is more than 2.5 meters, and the water level changes little all the year round, so it is good to raise fish in cages. 1) generally speaking, the height from the bottom of the net to the bottom of the water is 50 cm. There is a gap between the bottom of the net and the bottom of the water to facilitate the flow of water, on the one hand, to increase oxygen, and on the other hand, to exchange water.

    2020-11-08 Fish culture flat bottom river course cage placement experience flat bottom river
  • Experience of culturing Pelteobagrus fulvidraco in miniature cage

    Experience of culturing Pelteobagrus fulvidraco in miniature cage

    Setting up miniature cage to culture Pelteobagrus fulvidraco in the pond of other aquatic products has the advantages of low investment, quick effect and simple operation. Cage setting. The cage is stitched together by polyethylene mesh, 2 meters long, 2 meters wide, 1.2 meters high, and the mesh is 1 cm. The cage is floating on a closed stretcher.

    2020-11-08 Use miniature cage culture yellow catfish experience in
  • How to raise little red fish

    How to raise little red fish

    The little red fish is an ornamental fish species that is red all over the body, and it is a more popular species among the aquarium pets. Here's how to raise the little red fish. How to raise the little red fish? 1. Because of its small size, the rectangular aquarium of domestic culture density is ten million yuan.

    2020-11-11 Small red fish how raise small is one red whole body through
  • How to raise swallow tail

    How to raise swallow tail

    Swallow tail is a kind of ornamental fish with light brown color and 8-10cm body length. Many people like to keep one at home. How to raise swallow tail? 1. When choosing and disinfecting fish tanks, it is recommended that the length, width and height of fish tanks should be 120*50*45cm respectively. Choose a good cylinder

    2020-11-11 Swallow tail fish how raise swallow tail yes species body color light
  • 6 Cautions for High Temperature Fishing

    6 Cautions for High Temperature Fishing

    Production practice has proved that adult fish caught in high temperature season should be carried out at night or early morning (before dawn), when the temperature is relatively low, which is conducive to the preservation of fish. When fishing, attention should be paid to the following points: 1. If fishing with a net, preparations should be made during the day to clean up debris on the surface of the fishing pond that hinders the net. 2. If soft vinylon nets are used, the height of the nets should match the depth of the fish pond as much as possible. If nylon nets are used to catch adult fish in larger fish ponds on the water surface, the mesh should be about 8 cm.

    2019-01-16
  • How to breed shell fish

    How to breed shell fish

    1. Selection of parent fish: the selected parent fish must be strong, the gonads are fully mature, and the female and male parent fish must be in estrus at the same time. Parent fish must have the characteristics of this species, and usually there should be intimacy between male and female parent fish. Avoid selecting tropical fish in the same nest or related by blood as parent fish, so as to prevent the quality degradation of offspring caused by inbreeding. Broken fin, crippled, deformed tropical fish are not used as parent fish. 2. The preparation of the breeding tank: due to different parent fish species, the breeding tank is also different. General tropical fish that lay floating eggs

    2019-01-16
  • Artificial culture of giant bone hyoid fish in Guangdong

    Artificial culture of giant bone hyoid fish in Guangdong

    Guangdong giant bone hyoid fish can be cultured in water tank, and the suitable size of water tank is 4.5m in length, 1.5m in width and 1.5m in height. Giant bony hyoid fish belongs to tropical fish and likes weakly acidic water quality. During growth, the water temperature should be kept between 24 ℃ and 29 ℃.

    2020-11-08 Guangdong giant bone hyoid fish artificial aquaculture abstract
  • How to raise colorful fairy fish?

    How to raise colorful fairy fish?

    How to raise colorful fairy fish?

    2018-07-06
  • How much Mandarin Fish can be raised on 5 mu of water?

    How much Mandarin Fish can be raised on 5 mu of water?

    The delicious sweet-scented osmanthus fish on the table need to go through a series of procedures such as breeding, transportation and cooking before they can be presented. In the cultivation of sweet-scented osmanthus, death will occur if there is a little carelessness. How to raise sweet-scented osmanthus fish? How much Mandarin Fish can be raised on 5 mu of water?

    2020-11-11 5 mu water surface energy breeding how much Mandarin Fish food table delicious