1, adsorption capacity: Pipa loach can't climb on rocks, while Guizhou rock climbing loach can climb on rocks in water.

2. Feeding habits: Misgurnus anguillicaudatus mainly feeds on algae and organic debris, while Guizhou rock climbing Misgurnus anguillicaudatus belongs to vegetarian fish in feeding habits.

3. Morphological characteristics: Misgurnus anguillicaudatus has a flat head and a trumpet-shaped protrusion above the base of pectoral fin, which looks like a pipa, so it is called "Pipa Misgurnus". Guizhou rock climbing loach has the ability to attach to the basement and climb, and can crawl on rocks.

4. Distribution area: Pipa loach is mainly distributed in rivers, streams and lakes in the middle and lower reaches of the Yangtze River, while Guizhou climbing loach is mainly distributed in the Pearl River system and the middle and upper reaches of the Yangtze River.