BGF and what/how to feed.

L-200 (Lemon spotted green pleco)
 
Thats amazing, I never eaven heard of them before, It's beautiful
 
He may not have had the brown african knife fish. There's a brown ghost knife, as well, it's just less common in the hobby than the black ghost knife and the brown african knife.
 
Thats possible too,
 
AquariaCentral.com