Native Americans were the first to use the river as a food source and for transportation.
But it also has an obligation to let people use the river.
Seems madness to me anyway not to use the river.
Even today, many local citizens use the river for its recreational value.
They may have used the river as a trading route.
By this period, the inhabitants were already using the river as a means of communication.
They used the river as an important source of food and a place for trade.
On the other side they would lay out a little town, using the river as a division.
Until then everybody just used the river, but that was a problem at night.
You can bring your own equipment and use the river for a £5 water fee.