What's the difference between pond fish and catfish?

The difference between pond horn fish and catfish is:

1, different families and genera

(1) pond fish: It belongs to the genus Silurus of Silurus.

(2) Catfish: It belongs to the genus Silurus.

2, the mouth size is different

(1) Tangren: The mouth size is normal.

(2) Catfish: The mouth is very big.

3. The number of beards is different

(1) Tangren: Adult Tangren usually has eight beards.

(2) Catfish: Adult catfish generally have only four beards.

4. Different fins

(1) Tangren: There are fins on the back.

(2) Catfish: There is no fin on the back.

5. Different living environment

(1) Tangren: Tangren usually inhabits turbid waters and has a wide range of feeding habits.

(2) Catfish: Catfish prefer to live in clear and flowing waters. Catfish usually prey at night and hide in underwater caves in winter.