Watch Battle on the Great River Online Avalaible Now [ FREE ] Select your Language : In 1946 ethnographic researcher Rouch had attempted to film a "Bangaoui," a hippopotamus hunt along the river Niger, but the results were unsatisfactory.Five years later, he returns and makes the extra effort to get it right this time. Watch movie online - EN Watch Movie trailer Download Links - EN Language SD Quality - EN HQ Quality - EN HD Quality - EN HD Quality - EN 4K Quality - EN 8K Quality - EN