What is composite Fish Culture System ? Mention its Merits and Demerits ?
Answers
Answer:
An advantage of composite fish culture is that it increases the yield of fish. Nearly, five or six different species are grown together in a single fish pond. The survival rate of fish increases and their yield also increases without affecting the other species. How satisfied are you with the answer
Answer:
An advantage of composite fish culture is that it increases the yield of fish. Nearly, five or six different species are grown together in a single fish pond. The survival rate of fish increases and their yield also increases without affecting the other species.Composite fish culture is a method in which five or six different types of fish species are grown together in a single fish pond. Fish with different food habitats are selected so they don't fight with each other for food. ... Such a system improves the fish yield.1 lack of availability of good quality seeds. 2 many fish breeds only during monsoon. In composite fish agriculture all fishes bread during monsoon so it will making problem to farmers.....so to overcome he use fishes that can bread in any seasonMerit : More intensive fish farming can be done in composite fish culture systems. ... Demerit : One problem with such composite fish culture is that many of these fish breed only during monsoon. Even if fish seed is collected from the wild, it can be mixed with that of other species as well.Culture fisheries is the cultivation of selected fishes in confined areas with utmost care to get maximum yield. The seed is stocked, nursed and reared in confined waters, then the crop is harvested. Culture takes place in ponds, which are fertilized and supplementary feeds are provided to fish to get maximum yield.Sustainable, productive fisheries and aquaculture improve food and nutrition security, increase income and improve livelihoods, promote economic growth and protect our environment and natural resources. ... Small-scale aquaculture is especially important for meeting the world's growing demand for fish.