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An Osteoglossum species from South America and owned by Singapore-based Dragon fish breeder Aro Dynasty the platinum arowana is reputed to be the most expensive aquarium fish in the, and with a reported price tag of £200,000, it might just be.Unlike most Osteoglossum, this mutant is virtually white with virtually no other colours present, not even on the dorsal surface. This is because of a rare condition called leucism (reduced pigmentation).

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The Golden Arowana is the most popular and expensive ornamental fish native to Malaysia. The best quality is the crossed-back full scale Arowana is the Malaysian Golden Arowana. This variety only occurs in Bukit Merah Lake in the state of Perak, Malaysia. In its natural habitat breeding season normally occurs from August to October every year. During the season village folk from around the lake will try to collect the valuable fry at night.There are two varieties of arowana that commonly inhabit Malaysian water bodies; a golden variety and a green variety. The green variety is more common and less expensive compared to the golden variety, which sells at a premium. The crossed-back Golden Arowana commonly inhabits the Kerian River and its tributaries in Perak. In its natural habitat the fish prefer slightly acidic clean water and unpolluted natural surroundings, especially shallow and fast flowing rivers with overhanging vegetation on the river bank.Due the high price of the golden variety the Freshwater Fisheries Research Station (FFRC) started with a few individuals of the wild catch for brood stock. The wild fish were acquired from traditional fish collectors at Bukit Merah Lake in 1990. In 1996 FFRC was fortunate to successfully breed the Malaysian Golden Arowana in concrete tanks on the first attempt.

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Green arowanas are dark green on the back, silvery or golden green on its sides, and silvery or whitish on its ventral surface, with dark greenish or bluish patches visible through the lateral scales. In mature fish, the top of the eye and the head behind the eye are bright emerald.

Is considered the lowest grade of the Asian Arowana . It scales are silvery-white to white color with slightly green fins .It is also the cheapest of the Asian Arowana and not a protected species . But it still have a quantity of a fine Arowana .

Green Arowana is found in Malaysia, Indonesia and Thailand. The scales are not bright and often translucent with some grey or green color. The color is even throughout the body (no dark-top). The tail can be grey, purplish-grey or green in color.This fish is generally shorter then its Asian relatives. This is the most affordable Asian arowana.

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The red-tailed golden is found in northern Sumatra, Indonesia. Red-tailed golden arowana. Although the scales are golden, the anal and caudal fins are reddish-brown.Mature red-tailed golden arowanas have brilliant metallic gold lateral scales, gill covers, bellies, and pectoral and pelvic fin membranes, although the back is dark. In juveniles the areas destined to develop golden colour start out metallic silver. The anal fin and the bottom portion of the caudal fin are light brown to dark red.
The scales are copper-gold in color with some purplish shine. The back of the fish are dark in color, ranging grey, brown to black. The tail color have 1/3 to 2/3 divisions, the top 1/3 are dark in color and the bottom 2/3 have purplish-red to brownish-red color. The dorsal(back) fin and the anac(near the anus) fin color follow the 1/3 and 2/3 of the tail color respectively.