Development of Farm Type Golden Variant of Labeo rajasthanicus (Pratap Sunahari) through Captive Breeding | ||||
Egyptian Journal of Aquatic Biology and Fisheries | ||||
Article 45, Volume 26, Issue 2, March and April 2022, Page 545-553 PDF (555.96 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/ejabf.2022.234433 | ||||
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Author | ||||
V.P. Saini et al. | ||||
Abstract | ||||
The artificial selection was applied for the development of a farm type golden colour variant of Labeo rajasthanicus from the wild type of broodstock collected from Tidi River, a tributary of Mahi-Som River System (N 24° 13.720, E 074°59.754) in Rajasthan (India). The variable numbers (1-16) of brood fish pairs in 1:1 male to female ratio of breeders were addressed in six generations. Fish of each generation were selected when they reached an average weight of 10±0.09g with a dark golden colour. The wild types and light golden colours were culled. The final/second selection for golden colour was done prior to breeding. The golden colour population in the first generation was 10.90% only, which was observed to increase to 100% in the third generation and onwards. The selection for farm type golden colour variant of Labeo rajasthanicus was found effective as the progeny for the fifth generation had a 100% desired colour population. | ||||
Keywords | ||||
Breeding; Golden colour; Labeo rajasthanicus; Ornamental fish; Farm type fish | ||||
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