they look just like mine. I had/have a candida problem and bladder trouble all my life. I tried a candida diet and it all went away :)
To the naked eye it looked like white strings in my urine but under the microscope actually more like fungal strands. I never witnessed mine moving, not that I was expecting it to or looking out for it.
I believe these are one af hundreds of newly discovered fungal yeast type things that are now able to colonise our bodies due to candida conditioning us to host fungus.
This page explains how they grow towards each other to mate and produce masses of sporangia