Description
Species name: | Scleropages formosus |
Common Names: | Cross Back Golden, Asian Arowana, Dragon Fish, Asian bonytongue |
Family: | Osteoglossidae (Arowanas) |
Order: | Osteoglossiformes (bony tongues) |
Max. size: | 90 cm / 30 inches |
Environment: | freshwater |
Origin: | Bukit Merah, Malaysia |
Temperament: | Relatively non-aggressive towards fishes that are to big to be considered food. |
Company: | Larger non aggressive species. |
Water parameters: | pH 6.8 - 7.3, temperature 25-30°C / 77-86° F |
Aquarium setup:
Large aquariums with a lot of free areas to swim on. This species is an excellent jumper so a secure top is necessary. The bottom decoration is of less importance since this fish dwells in the upper water regions. A few larger floating plants are appreciated.
Do not use sharp objects since arowanas are easily frightened and might hurt themselves And an adult asian arowana will require about 6 months to regenerate a dropped scale..
Feeding:
Accepts all kind of live food
英文名称:Crossback Golden Arowana
学名:Scleropages formosus
中文名称:过背金龙、马来金龙
原产地:马来西亚霹雳州武吉美拉湖及其周边
最大体长:80公分
生存水温:24~30℃
生存pH:6~7.5
过背金龙栖息于马来西亚半岛中部的霹雳州武吉美拉湖。幼鱼时期鳞片亮度可达到第5排以上,珠鳞有部分表现。到成鱼后,鳞片的亮度会越过背部(第6排),因而取得“过背”的名字,背鳍根部的珠鳞会全部发亮。背鳍和尾鳍的上半三分之一部分为墨绿色,尾鳍的下半三分之二部分和臀鳍为深橘红色,胸鳍与腹鳍为金黄色。过背金龙的底色,在在灯光下呈现出的颜色可分为金底过背金龙和蓝底过背金龙, 这两个底色都是自然原色。由于过背金龙属于小体型的龙鱼,虽然野生品种有超过80公分的个体,但在人工环境饲养下一般不容易长得很大,最大的个体可以达到50公分,极少的个体可能达到60公分。