The black devil can grow up, the adult fish is 45-50cm long, and the longest can grow up to 60cm. But if you want to make the black devil grow so big, you must master these feeding skills:

1. The suitable water temperature for the black devil is 23~27℃, which is more sensitive to water quality, and the suitable pH: PH6.5~7.2 , suitable hardness (dGH): 4~12°N;

2, black Devils like to eat live animal bait, such as water worms, red worms, etc., and can also accept various artificial bait.