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प्रश्न
Give the economic importance of fishery.
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उत्तर
Economic importance of fishes:
- Fishes are caught, processed, raised, and marketed under fisheries. It provides good job opportunities and self-employment.
- Culturing fishes on a large scale in ponds, lakes, and reservoirs boost the productivity and economy of the nation.
- Fishes are a source of nutritious food as they are rich in proteins, vitamins (A, D, and K), carbohydrates, fats, and minerals.
- They also yield a number of by-products that hold commercial value.
- The by-products obtained from fishes include fish oil, fish meal, fertilizers, fish guano, fish glue, and isinglass, which are widely used in paints, soaps, oils, and medicines.
- Prawns and lobsters have a market value all over the world.
संबंधित प्रश्न
Describe various methods of fish preservation.
Give an account of different types of fish ponds used for rearing fishes.
What do you understand by composite fish culture?
Management and rearing of fishes only is called as:
What type of cartilage forms the whole of the adult skeleton of cartilaginous fishes?
Air-breathing fishes are cultured in ______ water.
The Central Institute of Brackish Water Aquaculture (CIBA) was established in ______.
The eggs released by the female fish are fertilized by the sperm and fertilized eggs float in water as ______.
What is the nutritional importance of fish liver oils? Name any two marine fishes which yield these oils.
What is aquaculture? Give example of an animal that can be multiplied by aquaculture.
