The fish is omnivorous, the main food in the water a variety of decaying animal bodies and plant debris. In artificial breeding conditions addicted to eat by fish meal, soybean cake, class bran, corn meal, bran and other formulations of mixed feed and a variety of food scraps. \x0d\\\\x0d\blue shark: also called axehead shark, tiger shark, belongs to the catfish family. \x0d\ Origin: Thailand, Malaysia\x0d\ Body length: 8~15CM, wild fish up to 50CM Sexually gentle, mixed bait, large food, extremely rapid growth, this fish often make the water dirty, affecting the ornamental effect. \x0d\ distribution range: distributed in the world's tropical and temperate zones. \x0d\ Living environment: living in the water surface to 200 meters deep. \x0d\ Growth and reproduction: oviparous. Can give birth to 20 to 50 young sharks. \x0d\\ Blue sharks are difficult to identify from male to female and it is difficult for blue sharks to reproduce in the aquarium. They can only be recognized by the slightly swollen abdomen of the female during reproduction and are otherwise difficult to distinguish. Males have a more pointed dorsal fin, wider pectoral fins, longer anal and caudal fins, and a thinner body, while females have a fuller body

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