Things you don't know about arowana

Arowanas are a freshwater fish, which are rare, listed in Vietnam's Red Book. Fish with long body and flattened sides, have a pair of long muzzle, twinkling big scales, long pectoral fins, dorsal and anal fins lying backwards, fish can reach a length of 60cm to 90cm in foreign cases rate up to 120cm, weight 7.2kg. This is a fierce fish species and has the highest life expectancy of the species raised as ornamental fish.

1. Biology

No material has been studied on biology of this subject. Only some reproductive observations were raised by HMSmith (1945) when studying fish specimens in Thailand. The eggs are large and small in number, incubated in the mother's mouth until the eggs hatch.

Picture 1 of Things you don't know about arowana
Dragon blood dragon fish.

2. Living environment

Fish often live in rivers and streams with strong flows, some fishermen believe that fish often shelter in caves. Arowanas are omnivorous fish, their food consists of insects and some small fish and frogs. In addition to nature arowanas can jump out of the water quite high to catch bait.

3. The distribution

  1. Vietnam: Dong Nai (La Nga river, Tri An lake, Cay Gao), Tay Ninh (Dau Tieng lake, Saigon river).
  2. World: Thailand, Indonesia (Bocneo, Sumatra), and some countries in Africa and America.

Picture 2 of Things you don't know about arowana
Kim Long Arowana

4. Value

This is a species that has unique scientific values ​​and is also used as a ornamental fish. Currently, natural arowanas have very few fish farming as the F2 generation.

5. Status

Picture 3 of Things you don't know about arowana
Rare white dragon fish.

  1. This is a very rare fish.According to the fishermen, this fish was previously caught occasionally but is nowhere near seen.Since 1969 this species has been protected by the IUCN (International Union for Nature Protection).
  2. Can be considered at level E. Level of threat: Level E.
  3. Currently, this new species is found in La Nga river of Cat Tien National Park in Dong Nai province on October 10, 1998 and Sai stream, Ba Hao school in Lam Da field on February 4, 2003.

6. Classification

Picture 4 of Things you don't know about arowana
Dragon fish dragon.

Based on the natural colors and the name found them, people divide them into different categories. In the world of ornamental fish often distinguish by color and shape into 4 main types:

  1. Kim Long overshadowed (this breed from Malaysia) international trading name is: Cross Back Goiden Maiaysia.
  2. Blood dragon (this breed from Indonesia) international trading name is: Super Red.
  3. Rose gold (this variety is also from Indonesia) international trading name is: Red Tail Golden.
  4. Dragon fruit (this variety is found in many parts of tropical Asia) international trading name is: Green Arowana.