Freshwater aquaculture

Unit 2 - Freshwater Aquaculture resources

2.1. Introduction
Freshwaters are one of the essential resources for the survival of mankind. Among other uses, freshwaters are also use for farming of fish.
Freshwaters can be divided into

• Surface waters
• Ground water
• Ice and glaciers
• Soil moisture

Surface water can be sub-divided into

• Rivers/streams
• SSLakes
• Ponds/tanks
• Wetlands

Following are the top 10 countries with freshwater resources

Sl. No.	Country	%
1)	Brazil	14.9
2)	Russia	8.1
3)	Canada	6.0
4)	United status	5.6
5)	Indonesia	5.1
6)	China	5.1
7)	Columbia	3.9
8)	Peru	3.5
9)	India	3.5
10)	Congo	2.3
11	Rest of the world	40.0

Out of these total resources ponds and tanks are most suitable for culture, while, pen and cage culture can be undertaken in Lakes and Reservoirs.