 The present day river bed has eroded into the till plain surface and is now deeply incised, as are the tributary streams and agricultural drains flowing into it.HeadWaters Trails Inc. in Holly (Oakland County) promotes the navigability of the river through Fenton towards Lake Ponemah, all the way to Byron, Michigan and the protection of the habitat along the river and in the river to make that experience special.They have cleaned the river as far down as Byron each year.