Marbling Paper

I thought I'd marble some paper as a reward to myself for all the cleaning out of my studio that I've been doing. I got some pretty mixed results and probably was more frustrated than enjoying it.... witness the results:

The good:

The bad:
and the ugly (even my scanner won't scan the whole thing!):
I need to get some different stuff to treat the water since what I have works great for the first few and then, not so much.