Hi
Finaly the correct fish.
Clues
1 Holiday - Christmass holiday, associtated with angels, thus angelic.
2 Black and white. Speaks for it's self.
3 I breed angels and discus - thus angels See clue 1
4 Rug Rat - Angelica
5 L numbered cat fish
6 4 numbers L004, L005 L028 and L072
The answer "Portel Angelicus Pleco"
Over to you PufferPack.......