Give information about fisheries.

(N/A) Fishery is an industry devoted to the catching,processing,or selling of fish,shellfish,or other aquatic animals.
$A$ large number of our population is dependent on fish,fish products,and other aquatic animals such as prawn,crab,lobster,and edible oyster for food.
Some of the freshwater fishes which are very common include $Catla$,$Rohu$,and common carp.
Some of the marine fishes that are eaten include $Hilsa$,$Sardines$,$Mackerel$,and $Pomfrets$.
Fisheries has an important place in the Indian economy. It provides income and employment to millions of fishermen and farmers,particularly in the coastal states.
In order to meet the increasing demands on fisheries,different techniques have been employed to increase production.
For example,through aquaculture and pisciculture,we have been able to increase the production of aquatic plants and animals,both freshwater and marine.
Fisheries can be of saltwater or freshwater. $90 \%$ of the world's production comes from the sea.
Fisheries is also known as the '$Blue \text{ } Revolution$'.