Liquid and immersed aquaculture farm with closed condition and method for fish farming

摘要

A fish rearing tank comprising the features of: a) an egg-shaped shell with a generally vertical long axis and gradually narrowing shape towards its tip volume portion; b) said shell forming a generally rigid tank; c) said shell being closed, d) said shell having one or more water inlets, e) said shell having one or more water outlets, said egg-shaped tank for holding a water volume in its major lower volume portion and enclosing air in its minor, upper tip volume portion.