1. Is Misgurnus a fish? Misgurnus is a fish. Fish breathes through gills, lives mainly in water, and swims mainly by fins. These characteristics are reflected in it, so it is undoubtedly a fish. According to the classification, it belongs to the genus Misgurnus, CYPRINIDAE. Other fishes of the same order include silver carp and grass carp, and they are also relatives.
2. Why do loaches like to drill mud? It is usually because the water environment is uncomfortable. Its domestic water temperature is between 1-3℃. If the water temperature exceeds 3℃, it will get into the mud to spend the summer. If the water temperature is lower than 5℃, it will also get into the mud for the winter. In addition, when the water body dries up, it can also get into the mud to continue to survive, and will not die because of lack of water. It can survive in mud because it can not only breathe through gills and skin, but also breathe through intestines, and at the same time, it can rely on a small amount of water in the soil to avoid dry skin.
III. Living habits of Misgurnus anguillicaudatus is a small benthic fish, which has strong adaptability and high tolerance to low dissolved oxygen environment. It can survive for a long time after leaving water, and the young fish can live for 1 hour, the adult fish can live for about 6 hours, and it can still move normally when it is put back into the water. It usually comes out to hunt at night, and its food mainly includes plankton, aquatic insects, crustaceans and aquatic plant debris.