i wanted some dusky hachets but they are either too expensize or unavailableUarus are large cichlid, so you need large Tera to look good and safe. Pink tail chalceus,10 inch, stay on the surface to complement Uarus in the bottom. Congo tetra, 5 inch , cigar tetra, 6 inch, Roseline barb, 6 inch, are all good companion schooling fish for Uarus.