to swallow the water. the sharks canoe club operates in different locations around west london. we've had to curtail activity since the end of november, the amount of rain has been excessive, so we have not taken any of ourjunior paddlers out and we have not taken any new paddlers during that time. nowhere on the river thames is a designating bathing area, so it does not have to be monitored by the environment agency and that information made public but of course there are many who have a vested interest in water quality. our approach is it is important we do try to continue to use the rivers, we are the witnesses to what's going on and i think we can be part of the solution, by raising awareness, and demonstrating that it's a resource that the community really wants to be available to them. james steen of the henley boating company says he has seen lots of raw sewage in the river.