How do I make the hump bigger

[Mardukumz]

I have a female ZZ flowerhorn about 3-4 inches how do I get her hump bigger


Sent from my iPhone using MonsterAquariaNetwork app

 

[Mardukumz]

Also is my fish capable of a water kok or does it have a hard kok. Or even one at l


Sent from my iPhone using MonsterAquariaNetwork app

 

[Mardukumz]

My fh


Sent from my iPhone using MonsterAquariaNetwork app