Q- Give the merits and demerits of fish culture.
Answer- There are many merits of fish culture. Some of the merits of fish culture are as follows:
1. Fish culture helps in increase in fish production of food which is a rich source of protein.
2. Fish culture can be used to increase the number of desired type of fishes.
There are many demerits of fish culture. Some of the demerits of fish culture are as follows:
1. Fish culture may be a threat to biodiversity of an area.
2. Only economically important fishes will be cultured.