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Morphological characteristics of carp (Carassius Gibelio) in the conditions of pond fish farming in Uzbekistan

N T KhalimovaTashkent State Agrarian University, University str., 2, 100140, Tashkent, UzbekistanT.S. KanatbaevaNavoi State Pedagogical Institute, Ibn Sino str.,45, 210100, Navoi, UzbekistanM.E. UmmatovaNavoi State Pedagogical Institute, Ibn Sino str.,45, 210100, Navoi, UzbekistanMansur YuldashovTashkent State Agrarian University, University str., 2, 100140, Tashkent, UzbekistanB. KamilovInstitute of Zoology of the Academy of Sciences of Uzbekistan, Bogishamol str., 232b, 100053, Tashkent, Uzbekistan
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Abstract Silver carp has a huge range that distributed in Eurasia and America. Interest was aroused by the use in fish farming, high taste qualities in particular. In this research, the material was collected in October - December 2021 in the ponds of the fish hatchery of the Research Institute of Fisheries of Uzbekistan. During the experiments, the measured traits were calculated in the form of indices, showing them as a percentage of the standard body length for each individual. The results showed that the minimum and maximum body weight was 13 and 88, respectively. However, the average was 32.8 mm. It was observed that average hard rays in the dorsal fin was 2, but this was 4.5 in the case branched rays in the anal fin. Noteworthy, a comparison of the data shows that the index variability with the “truss-protocol” is significantly lower.

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