Different in morphological characteristics, distribution range, and living habits.

1. Different morphological characteristics: Tufeng fish, also known as stick fish, has a thick body, sunken front nostrils, thick lips, inconspicuous wrinkles on the upper lip, and smooth lateral leaves of the lower lip. The morphological characteristics of Shagou fish are not yet clear.

2. Different distribution ranges: The native fish is mainly distributed in rivers, lakes and reservoirs in China. The specific distribution range of Shagou fish is not yet clear.

3. Different living habits: The native fish is an omnivorous fish, and its main food includes algae, insects, molluscs and small fish. The specific living habits of the sand ditch fish are not yet clear.