The Clarias is the preferred farmed fish in the south west, while Heterobranchus is in the south-south region of Nigeria. If the water is polluted or has limited oxygen, or if the tanks are dirty, such conditions will stress fish and disease will appear. This involves building the earthen, tarpaulin or concrete pond, fertilizing the pond, stocking the fingerlings in quality water and feeding the Mackerel, Tilapia or catfish till market size. Remaining up to date on market prices is key, Hatcheries (2) Fry rearing nurseries, and (3) fish production farms for table size fish. On the fourth day, fry can be moved from the plastic basin to concrete tank. Here lies all you need to know about profitable commercial cassava farming in Nigeria. Many older tanks are deep and impractical for observing fish; some of these can be modified and put to good use. All about CatFish Farming in Nigeria, African catfish is much appreciated for its hardiness and taste. Causes of Low dissolved oxygen in fish pond water and how to improve it. Helping You succeed in Agribusiness is our passion, thats nice but how long do they take from hatching to post juveniles stage. As easy as 6.0a.m 6.30a.m is best for starting the process to finish in one day. Ten hours after injection, place several males in the water with Quinaldine for anesthetization. African catfish usually takes an average of 5 months to reach table size. In other words, Use the finger to rub the injection area to move the hormones throughout the muscle. Cost conscious small fish hatchery operators often use plastic lined wooded boxes to rear fry. 12 Best Action Movies Ever Made in Hollywood, Crocodile bites trainer’s head in Thailand. Feeding Catfish: This constitutes the bulk of the cost of rearing catfish, usually 60% and above. Drain 50% of water, replacing it with fresh water. Business plan- Have a business plan to assist in qualifying for bank loans. However, Fingerlings can be held for sale or cultured or reared to juvenile size which fetches a higher price. Typically, Under poor condition, fish will succumb to bacteria infection, fungus or parasite. This helps reduce stress on fish. We do produce ours using a very manual process and at two months they're still small. Pumped waters should be filtered. Take the females and anesthetize them in water with Quinaldine, and then clean them with water and hold them gently with a towel. The best hatcheries use a filter system for water filteration before entering the fish hatchery tanks to avoid entrance of wild fish eggs, fry, insects and suspended solids. However, a number of Clarias species in Nigeria do not have the propensity for growth as many fish farmers have purchased catfish fingerlings from the wild and found that they consumed large quantities of food and yet only grow to a size of 300-400grams at some 30 cm in … However, Patience is required at this stage and in thermometer is necessary, always avoid stressing fish. See their size at fingerlings stage. Up to 3-4ibs of warm water, fish can be transported per gallon of water in such tanks (About 0.4kg/L) Fish must be conditioned before transport. These small fingerlings can be counted and sold to fish farmers or stocked in grow out pond. Harder waters of 100 ppm or more are advantageous as they support higher productivities. Just prior to this, start giving the first food with zooplanktons or artemia produced in the hatchery. 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