Fisheries and Aquaculture — Flashcards

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Fisheries refer to areas where fish and other aquatic organisms like prawns, crabs, and molluscs are reared, bred, and caught commercially. These can be natural or artificial water bodies used for lar…

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The three main types of fisheries are: (1) Freshwater fisheries (rivers, lakes, ponds), (2) Estuarine or brackish water fisheries (estuaries, lagoons), and (3) Marine fisheries (seacoasts and oceans).

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Two common freshwater fish in India are Rohu (Labeo rohita) and Catla (Catla catla). These are widely cultivated in rivers, lakes, and artificial ponds.

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Estuarine fisheries are commonly found in Bengal and Kerala, especially in backwaters, lagoons, and delta regions where river and sea water mix.

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Two important estuarine fish species are Pearl Spot and Milkfish. They thrive in brackish water environments like lagoons and coastal lakes.

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Four major marine fish varieties are Mackerel, Sardine, Shark, and Catfish. These are caught along the Indian coastline, especially on the west coast.

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Fish is rich in high-quality proteins, vitamins (especially A and D), and essential minerals. Its nutrients are easily digestible, making it a protective food that supports health and prevents deficie…

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Fish liver oil is a natural source of vitamins A and D. It is used to treat deficiencies like night blindness and rickets, especially in children and elderly people.