It was utilized to cultivate as locking system of multi-level circulating
water to cultivate for mixed culture with the creatures’ different
characteristics. To build a mutually beneficial ecosystem to make use of
the features of the creatures have absorbing different nutrition. The
model of mutually beneficial ecosystem can decrease the environment
destruction, water consuming and the environment pollution during the
process of the cultivating.
It used the excellent quality agricultural by-products, like bran, to
feed herbivorous marine products, or use the marine products to feed
carnivorous fishes, which decreases the demands of fish meal that made
from catching fishes from the ocean to accomplish the mutually beneficial
ecosystem.
The purpose of during the cultivating process preserves the manner and
functions of ecosystem and operates the efficiency of different nutrition
levels to produce the protein with the effective method to reduce the
ocean resources consuming.