Economic overwintering system for Nile tilapia using hapas in earthen ponds under greenhouses – Video

Unlike most overwintering systems whereas concrete or fiberglass tanks are commonly used under greenhouses, you will see in this videos the overwintering of Nile tilapia, Oreochromis niloticus takes place in hapas placed in earthen ponds. This system is far economical and more practical especially overwintered fish continues to be in the nursing or holding ponds while the plastic cover of the green house in pulled over the greenhouse frame which means less handling to overwintered fish. The video has been taken during summer time in Egypt as indicated by the folded plastic cover seen in the middle of the greenhouse.



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