I just ran into this interesting short article about aquarium care of the Campostoma stonerollers....
NANFA.org Captive Care Notes: Stonerollers
It sounds like they eat a lot. I think they get up to almost 6" long so I would probably use just a single stoneroller in this setup like a centerpiece fish.
NANFA.org Captive Care Notes: Stonerollers
It sounds like they eat a lot. I think they get up to almost 6" long so I would probably use just a single stoneroller in this setup like a centerpiece fish.