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What are the ways to tell if pond fish are sick?
Fish live in water, so it is not easy to spot when they get sick. If you want to know whether the fish you are farming are sick, you should first understand the difference between sick fish and healthy fish. In practice, this can generally be judged from the following situations. 1. Judging from feeding behavior: when environmental factors such as weather and water temperature have not changed much, if the fish's food intake suddenly drops, or they even stop eating, fish disease may have broken out. 2. Judging from activity: if some fish swim alone away from the school at the water surface (or in the water), move slowly, or stop and float near the bank; if some fish appear restless and agitated, swimming wildly in
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Breeding Methods and Key Points of Reproduction Techniques for Oscar Fish
The oscar fish, also known as the black pig fish, star cichlid, tail star fish, and piglet fish, belongs to the family Cichlidae and the genus Astronotus, and is native to the Amazon River basin in South America. Not only is its appearance adorable, but its flesh is also very delicious (comparable to grouper). It has both ornamental value and food value, and it has strong adaptability to water quality, a short breeding cycle, easily available feed, and high economic value. It is currently selling very well on the market. I. Morphological Characteristics of the Oscar Fish The oscar fish is one of the larger species among ornamental fish, and under artificial rearing conditions its body length can exceed
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How to Achieve High Yield and Efficiency in Rice-Fish Rotation? A Detailed Explanation of the Field-Pond Technique
The field-pond rice-fish rotation is a high-yield, high-efficiency technical model formed in western Fujian over the past two years through continuous improvement based on the extension of "pit-pond" and "ditch-trench" rice-field fish farming. In 2000, Longyan City extended rice-field fish farming over 20,000 mu, of which the field-pond rice-fish rotation area was nearly 5,000 mu. On March 21 this year, the Longyan City Animal Husbandry and Fisheries Bureau and the Liancheng County Science and Technology Bureau organized relevant experts to conduct an on-site sampling inspection of the rice-field fish farming on Li Jincai's household's 1.8 mu of paddy field in Songyang Village, Gechuan Township, where this model was implemented. The total output of fresh fish was 1,112.5 kg
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New technology for transporting live fish without water: they can stay alive even out of water
An aquaculture company in the Philippines has introduced a new technology that makes it possible to transport live fish without water. As the saying goes, "Fish cannot live without water, and melons cannot grow without vines." What is called "transporting live fish without water" actually uses a special method to make the fish "hibernate." The inventor of this technology, Comandante, explained that the process of transporting live fish without water is carried out in three steps. First, keep the live fish in water and starve them for two to three days to eliminate waste from their bodies, then put the fish into plastic bags; the second step is to add
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What are the common diseases of clownfish? Learn to tell by eye whether they are sick
1. The fish stays in the bottom corner of the aquarium and refuses to eat at all; this may be shock caused by a rise in NO2 leading to deteriorating water quality, or by trauma, or an ongoing case of white spot disease. 2. The fish keeps rubbing its body against the aquarium glass or the decorative stones inside; possible diseases: white spot disease, parasites, etc. 3. Small white spots as numerous as pinpricks appear on the body and fins and gradually spread; this may be "cauliflower disease." 4. The caudal fin looks as if it is about to fall off; this may be fin rot or caudal fin disease. 5. Breathing
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What are the treatment methods for fish poisoning in dogs?
Treatment of fish poisoning in dogs 1 Incidence: A case was encountered in which a dog developed vomiting and diarrhea after eating an excessive amount of fish. Based on history taking and clinical examination, it was diagnosed as fish poisoning, and treatment with Qiangli Jiedu Min combined with other drugs led to a rapid recovery. 2 Clinical symptoms: The sick dog was depressed, with head lowered and ears drooping, back arched or curled up, muscle tremors, complete loss of appetite, irregular vomiting with expulsion of gastric food residue. Abdominal pain and restlessness, continuous groaning, and passage of large amounts of loose stool. Body
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Detailed Explanation of the Method and Cooking Techniques for Slippery Stir-Fried Fish Slices
Cuisine: Shandong cuisine Main ingredient: Cleaned dace fish meat (or black carp) Auxiliary ingredients: egg white, soaked wood ear mushrooms, special fragrant distiller's grains wine, refined salt, white sugar, chicken stock, chicken fat, wet starch, peanut oil Method: 1. First slice the fish meat into pieces about one cun wide, and coat well with refined salt, egg white, monosodium glutamate, and wet starch; 2. After heating the peanut oil until warm, slide the coated fish slices into the oil one by one, stir to separate them, remove and drain the oil; 3. Blanch the wood ear mushrooms thoroughly in boiling water, remove and drain. Add the chicken stock, refined
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How can the efficacy of fishery drugs be improved? These five methods must be mastered
Improve the binder The binder must be highly sticky, otherwise the drug is easily lost in the water. Standard wheat flour is a good binder material. For swallowing fish, it is best to make pelleted medicated bait or ball-shaped medicated bait for feeding. Add a feeding attractant Fish have a keen sense of smell; even if 1 gram of alanine is dissolved in 1 million liters of water, fish can still detect it. For example, if strongly aromatic Chinese herbal medicines such as star anise and Angelica dahurica are ground into fine powder as a feeding attractant, and mixed into fishery drugs at a ratio of 10%-20%, or added to roasted soybean powder, wheat flour, etc., all have obvious attractant
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How to increase fish growth speed? Practical aquaculture methods shared
Add mugwort leaves. Mugwort leaves (Artemisia argyi) are a widely distributed plant, containing protein, fat, vitamins, and various essential amino acids, minerals, and more. According to experiments, adding 5% mugwort leaves to feed can increase the weight gain rate of 1-year-old pond-cultured common carp (Cyprinus carpio) by 15.4%-22.4%, and the weight gain rates of silver carp (Hypophthalmichthys molitrix) and bighead carp (Aristichthys nobilis) cultured in the same pond are also significantly increased; the weight gain rate of 1-year-old common carp in cage culture can be increased by 14.5%. Add earthworms. Earthworms contain 50.4%-65.8% crude protein, amino acids
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How to choose fish medication? These are the most popular
Fish Parasite Killer This product is an external insecticide for black carp, grass carp, silver carp, bighead carp and crucian carp. It can kill Chinese anchor worms, Lernaea, Trichodina, Ichthyophthirius, Gyrodactylus, sporozoans, Dactylogyrus, fish lice, glochidia and other parasites on fish within a few hours, and can also kill aquatic centipedes, leeches and other pests. Fish Parasite Nemesis This product is a new type of highly effective insecticide (parasiticide) that can powerfully kill fish parasites such as Lernaea, Chinese anchor worms, Trichodina, Dactylogyrus, Gyrodactylus, sporozoans, and Diplozoon, and is effective for the four major Chinese carps, freshwater pomfret, mandarin fish, sea bass, eel
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