Question

Give the merits and demerits of fish culture?

Answer 1

Fish Culture:

1. Fish culture or fish farming is also referred to as pisciculture.
2. It refers to the process in which fishes are raised with desirable characteristics for commercial purposes.
3. In pisciculture, fishes are managed, and the environment in which they are raised is maintained for better and improved growth and reproduction rate.

Merits of fish culture:

1. In this process, a large variety of fishes are reared, which are mainly used as food.
2. Desired fishes are reared, which provide us fish meat, and fish oil which contains a large number of nutritious materials such as digestible proteins, vitamins, minerals, and useful fats, including Omega-3 fatty acids.
3. Using improved and properly managed techniques, we can rear a large number of fish in a very small area.
4. Using fish-farming techniques, we can rear any fish of our desirable choice.

Demerits of fish culture:

1. It causes a serious threat to biodiversity.
2. Only economically valuable fishes are cultured.
3. The food chain and food web are being disturbed.