Panaque ? Possibly labeled wrong at the place I bought them then, although they have a very good reputation, especially with plecos. I did notice the fish had variable patterns, also some were lighter in colour than others.

Once they've settled in I'll try to get some better pictures. For now I've ...

I've been browsing through various sites and forums and haven't been able to pinpoint an L-number for the Peckoltias I bought a few days ago. They were labeled Peckoltia sp. , origin Colombia and are very small, roughly 4-5 cm (~2"). Their colour also paled somewhat when they got to the sand. I ...