Paul Powlesland, 40, is under investigation after clearing a section of the River Roding in Barking, east London, alongside a group of volunteers.

Paul Powlesland told he acted illegally after organising volunteers to remove litter, weed and silt from River Roding

Paul Powlesland, 40, is under investigation after clearing a section of the River Roding in Barking, east London, alongside a group of volunteers.