In a 29 id keep himwith low bios like alink said. Small tetras, or smallish barbs. They have low waste impact.shrimp would work too.
we need to make some scoring system for this. Each fish needs a letter grade for space needed for swimming, bio waste, and territorial space
I was just worried there for a while that he didn't look like a BN (for good reason), and that he was one of those plecos that turns out to get two feet long.