Currently, one in all the foremost heated debates regarding cultivation development is that the use of fishmeal and different animal macromolecules in aqua feeds though fishmeal is employed for its prime quality protein content, its many disadvantages, including high price and instability of offer. Biotechnology offers opportunities for development of alternatives to organic, particularly plant primarily based macromolecule sources, by enhancing production and process techniques, different technologies conjointly supply potential for enhancing the effectivity of feed delivery.