Just to illustrate my point :
I've never found Rio Red Mari Mari or Rio Golden Abacaxis on the map
It seems that the conventions for naming hybrids has seeped into the wildcaught market. How about this : Blue Moon Blueface Heckel
for an Alpha male/female Nahmundha Heckel (beautifull fish).
Naming conventions for WC's has always been from a specific branch (Rio or Lago) of the Amazon river. Coming up with these names seems rather more in a comercial sense rather than for scientific reasons.