The lifespan of Elephant Trunkfish is generally about 10 years. To imagine that the Trunkfish can live longer, feeding methods and disease prevention are all very important. Weevil is a relatively ferocious fish, likes to eat small live food such as nematodes in the sand, mainly feed on adults and juveniles, but also eat small crustaceans such as cladocerans, copepods, etc. The adult weevils also feed on small trash fish. Most of the elephant trunk fish are distributed in the middle and lower reaches of the main stream of the Yangtze River and like to be active at night. Due to human capture, elephant trunk fish are becoming fewer and fewer.

The elephant trunk fish is like a long shuttle It has a proboscis-like snout and a light purple-grey back. The cerebellum of the elephant trunk fish is relatively developed, and the lower jaw is covered with nerve endings, which can sense and distinguish food. The tail muscles can emit weak electric currents for self-defense. Likes neutral to weakly acidic soft water and dark environment. The same kind of elephant trunk fish often fights. It needs to be raised in a large fish tank, and stone, sinking wood, and water plants are installed to isolate the line of sight, which can reduce fighting. Can be mixed with other fish species. It is a nocturnal fish and feeds during the day, but is more active at night. To jump out of the water, the aquarium needs to be covered.