Think PLANTS with roots. Watercress, hyacinth, water celery will have
thick roots that will filter the particles really well if they are in a
veggie filter. Ours are 4' x 8' and collect virtually all the
particles. We drain them annually. They do need a second pond to work...

Jim

uvdoc wrote:
Hi I have tetra pond bio filter and want to know if there is anything
better then the filter material out there to use their filters are so
expensive here over twenty dollars I also use the tetra uv light so have no
problems with green water but need something good for filtering out the
small things in the water any suggestions?