The video which has been taken in Rayaan Depression in Fayoum, Egypt. Cage farming has been banned in River Nile while some cages have been licensed for practicing in Rayaan depression for Nile tilapia farming. The video shows several piles of fouling aquatic plants. The periodic maintenance of cages is necessary in order to maintain adequate water exchange and oxygenation as required by fish biomass in the cages.
