Incaptive culturing of Goldfish and Koi carp in Punjab, Pakistan

This study observed the captive culture of Carassius auratus and Cyprinus carpio in Potohar region, Punjab, Pakistan. Captive culturing both species was conducted up to one-month post hatchlings. The sample size 180 (90 goldfish 90 koi carp) kept cemented raceways under optimum conditions. period from October 2019 April 2020. natural breeding season for 25th January 5th February end 11th March, respectively. induced duration carp 6th 12th 30th For artificial breeding, synthetic hormone Ovaprim C injected intra-peritoneally at 0.5 ml/kg 0.1 body weight females males, Both were fed a 30% crude protein diet. Hydrilla plants used adhesion eggs. female male ratio 2:3. Approximately 4500 5000 eggs 17000 18000 laid. Fertilization, hatching, survival rates approximately 74%, 57% 42.5%,