http://youtu.be/gujjTVXUrPQ
Have some plecos in My 960 liter predatorytank, filtered by a sump with moving bed, and som extarnal filters.
In this tank L25, 95, 152 and an adonis.
Also some smaller in additional tanks.
L90, L190, L203, 134, L24 and another smaller 25. Feel free to comment.