Originally Posted by bloo97
Do you have to keep more than one of those for the catfish to be happy?
Yes, a singleton cory will be very lonely. At least 3, absolute minimum.
Back to the original question. I have had, or am still having, luck with male bettas with normal cories, pygmy cories, stiphodon gobies, neon tetras, red eyed tetras, brochis splendens, a huge angelfish (amazingly !!), bristlenose catfish, other very small pleco species.
I will add that the enormous plakat male I keep with most of that list is a HUGE softy,