The glass walrus, Ompok eugeneiatus, commonly known as the four-whiskered cat, is also called the Rice glass cat. It is found in Thailand, Indonesia, Malaysia and other countries in Southeast Asia.

Glass walruses generally have a body length of about 10-16cm, with the front half of the body being slightly wider and thicker, and the back half being more pointed and longer. The appearance is very similar to that of the glass catfish, which is a slightly flat spindle shape. However, unlike the glass catfish, the body of the glass walrus is not transparent, and only the anal fin is transparent. The glass catfish has a smaller snout opening, while the glass walrus has a larger snout opening. The overall appearance of the glass walrus is also larger than the glass catfish. Glass catfish generally only have two tentacles, and the reason why the glass walrus is also called the "four-whiskered cat" is because it has four slender tentacles near its snout. Some glass walrus tentacles are even longer than the entire body of the fish. Be longer. The body surface of the glass walrus is light brown, and it reflects a bright blue when swimming in the water. It is very agile and beautiful. There is a kind of pink glass walrus on the market, which should be the result of fish dealers forcibly changing it through artificial means such as laser or injection.

The suitable water temperature for raising glass walruses is between 22-28℃. They prefer weakly acidic soft water with a pH of about 6.3-7.0 and a water hardness of about 3-6dGH. . Glass walruses are very sensitive to changes in the surrounding environment, so care must be taken to maintain the stability of the water quality in the aquatic plant tank.

Glass walruses have a gentle temperament and can be kept with other small, gentle fish when they are young. However, it is said that they will bite other small fish when they grow up, so you should pay attention during the breeding process. Glass walruses like to move in the middle waters and belong to the group swimming type. Generally, any feed that lantern fish eats can be fed to it as food, and it especially prefers active bait, such as brine shrimp, silkworms, etc. Breeding glass walruses is difficult and is not recommended for individual players.