Can arowana and Liang Long be mixed?
Arowana generally refers to double-bearded bone-tongued fish, and double-bearded bone-tongued fish (scientific name: Osteoglossum bicirrhosum): also known as arowana. The adult fish is 50-70 cm long, and the maximum length is 120 cm. It is a medium and large freshwater fish. The body was tied. The oral fissure is obviously inclined downward, and the lower jaw covers the upper jaw. The mandible has a structure similar to a nursing bag, which can be used for oral incubation of larvae. A pair of beards. Eyes are big and flexible. The scale is large, and the outer edge of the scale is pink orange, which gradually fades with growth. The anal fin extends from the back of the anus to the caudal stalk, and the dorsal fin is slightly shorter than the anal fin.
Living in tropical rivers and lakes, I like quiet. I usually swim in a lush environment. When I meet prey, I can attack quickly and feed on fish, shrimp and shellfish. Sexual maturity is achieved at the age of 6-8. Widely distributed in the Amazon river basin and its tributaries in South America, with rich ethnic groups.