You can fish for fish to eat.
Yes people can swim in the Congo River. The people that live near the Congo river use it as transportation and for food.
Basically - food and wallowing. See the link below.
food supplies,water supplies,washing and cleaning
Papyrus.
food supplies,water supplies,washing and cleaning
by going to the river and use the net to caugth fish and shell
Thaats all they usee... but probs.
They use energy and they grow and develop.
food
agriculture
They devised an innovative irrigation system, which created a surplus of food.
There are many roles that the Nile river played in supplying Egyptians with food. The river gave fish for example.