The red-tailed black shark can grow up to 15cm. Next, let's take a look at the feeding requirements of the red-tailed black shark!

The red-tailed black shark is a well-raised species and requires water quality Very low, like old water, so it is not suitable to change new water, the suitable water temperature is 22~26 ℃. Since the red-tailed black shark is a relatively large bottom fish, the fish tank must be wide and slightly tall, and planted with broad-leaved aquatic plants. The red-tailed black shark likes to live in semi-darkness and is less timid, and likes to hide in the grass. The red-tailed black shark is a famous sweeper. The moss, residual bait and algae in the fish tank can be eaten, but the red-tailed black shark still prefers live food, so more red nematodes can be fed.