If you remove the Oscar, there will be lots more options.
The Oscar is a big mouth you have to be aware of. Or risk consequences of loss of one or both fish.
This O lived with the Roselines for eight months till she outgrew them

Even it it don't fit the O will still test for itself
This SD was just big enough not to be dinner
O's are big polluters from the shear size of it's waste they make (as big around as a pencil, two inches long) to the leavins they make when they chew up food.
The Oscar is a big mouth you have to be aware of. Or risk consequences of loss of one or both fish.
This O lived with the Roselines for eight months till she outgrew them

Even it it don't fit the O will still test for itself

This SD was just big enough not to be dinner
O's are big polluters from the shear size of it's waste they make (as big around as a pencil, two inches long) to the leavins they make when they chew up food.