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How to Choose Koi, and 5 Methods and Tips for Raising Koi
Koi have a robust and handsome build, brilliant colors, varied patterns, and a majestic swimming style, giving them extremely high ornamental and keeping value. Their body length can reach 1-1.5 m. Koi are distinguished by different colors, patterns, and scales. Among them, the Butterfly Koi was only successfully bred in the 1980s, with...
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Methods for Selecting Young Koi Back Then and Tips for Beginners
How should beginners select good young koi? Below, the editor will share with you some experience on selecting young koi. What should you pay special attention to when buying young koi? I hope it will be helpful to everyone!...
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Koi selection methods from back in the day: choose based on body shape and color
Koi selection regarding body shape and color: the fish's back should be straight, the body balanced left and right, the swimming posture steady and upright, and the body robust and powerful. The shape of the cheeks and the position of the mouth should be well-proportioned, without crookedness, full at both ends and not sunken, and all fins should be symmetrical and complete, moving flexibly when swimming....
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Koi Scoring Methods and Essential Nutritional Requirements
1. Protein and amino acids. The growth of koi requires high-quality protein, and high-quality protein must contain a complete range of essential amino acids in appropriate proportions; see Table 2 for details. 2. Fat and fatty acids. The physiological function of fat is to provide energy for koi, and it also plays an important role...
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Symptoms, causes, and treatment methods of white head and white mouth disease in koi
Causes of white head and white mouth disease in koi. White head and white mouth disease can also be caused by a massive invasion of Trichodina. Symptoms: sick fish move slowly, body color is slightly dark, and the top of the head and area around the mouth turn white. Taking tissue from the affected area to make a slide and examining it under a microscope, you can see clusters of parasitic flower bacteria constantly swinging, or you can see groups of Trichodina moving. The pigment in the skin of the forehead and around the mouth of the sick fish disappears, appearing white.
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