Classification of Aquatic Animals:
There are two types of culture Monoculture and Polyculture. Monoculture is the culture of specific species at a time.The advantage of this method of culture is that it assists the farmer to make the feed that will meet the requirement of a specific fish, especially in the intensive culture system. Polyculture is the practice of culture more than one species of aquatic organism in the same pond. Raising of different combination of fish in single pond is the motivational principle. They are also classified according to their Size and Feed.