Suitable for breeding : arowana, fancy carp, nautilus, map fish, parva etc.

适合养殖：龙鱼、锦鲤、缸鱼、地图、鹦鹉、罗汉等大型高档鱼。

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Specially, Arowana, Flower Horn and some expensive breeds should use often to keep the fish safe.

特别提一下，像龙鱼、花罗汉和一些贵重的鱼，更加应该经常使用，确保鱼儿安全。

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Careful study, however, found subtle differences in the Arowana's body shape by gender.

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And mapping a dna profile allows the company to sell the genetic fingerprint to well-heeled Arowana fanciers for thousands of dollars extra, like a racehorse pedigree.

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These discoveries paved the way for Qian Hu to increase its Arowana production by 20% to 30% every year, and it now supplies roughly a third of the global demand.

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