i had a hoplo in with my bichirs and it was a greedy sod.it was so fat it was unbelievable.i dont have anything on the bottom now.just my senegal,delhezi and ornate.they eat their food,my dat eats his prawns and my blue acaras,convict,3 red severums eat their food.i have tryed synos,hoplos etc before and find them too greedy.they eat everything then you end up overfeeding.