AROWANA - Osteoglossum Bicirrhosum - Facts info ~ Aquascaping Lab

11 Jan AROWANA – Osteoglossum Bicirrhosum – Facts info

Posted at 10:20h in Fresh water, Fresh water fishes technical sheets by Acquascaping Lab

Name and family:

Arowana is a very famous fish. It’s name is Osteoglossum bicirrhosum, arowana silver, Osteoglossum ferreirai, black arowana, arowana Amazon, Asian Arowana, Asian arowana, dragon fish, dragon fish, dragon fish, Heteriotis niloticus African arowana, saratoga, barramundi, Scleropages Jardini Scleropages leichardti Australian arowana, arapaima gigas, pirarucu, jurassic fish.
It comes from the prehistoric Ostoglossidae family and we can find in the South America, Asia, Australia, and Africa, although obviously similar to each other have different characteristics. The most known and used in the aquarium are the Silver arowana and the black (Osteoglossum bicirrhosum and Osteoglossum ferreirai) and the Asian arowana dragon fish (Scleropages formosu).

Feature and behavior:

Let’s say that it is a fish that reaches imposing dimensions, from 60 cm to 1 meter and 6 kg of weight, in some states, for certain breeds, even require microchip under the skin. It has an elongated body and tapered covered with very large scales, the dorsal and anal fins are usually merge with the tail fin, it has 2 barbs at the end of the lower jaw, with which senses the vibrations on the surface, where it likes to stay and preying. It has a very impetuous but intelligent and will give you a lot of satisfaction. Adults are gray-silver, whereas with regard to the ‘Asian arowana are various colors which are: Gold (gold, Malaysia), Gold-Red Tail and Red (Gold-red tail, Indonesia and red), Green (Green, Vietnam, Burma, Thailand, Malaysia).It is equipped with a big mouth and a tongue composed of bone and teeth, which uses as a weapon to bite and swallow large prey, hence the name Ostoglossidae, has also the possibility of using the swim bladder as breathing accessory organ.
An other very important thing to take into account if you decide to buy an arowana is living longer, up to 20 years.

Fishes’s coexistence:

They are among them very aggressive and territorial, the only ones that fish are the ones who will not exchange for food, so big catfish cleaners, large cichlids like the Oscars or freshwater stingrays, obviously in very large aquariums. The tank will have to be developed on the length and from 700 to 1000 liters due to its size, attention is jumping by nature, so use indoor pools and free from excessive furnishings, is obviously not a suitable fish for lovers of aquascaping and details aesthetic in the aquarium. It requires a great filtration system

Sexual dimorphism and breeding:

There ‘is sexual dimorphism between male and female fish are egg-laying and fertilization is external, are male oral incubators, and the fry after about 60 days, when issued have a 5/6 cm size. Please note that playing in the aquarium is very difficult or almost impossible

Feeding and mantenance:

They are carnivorous fish in the wild eat live food such as small fish, insects, and small birds that are found above the water hair that catch jumping, we’re going to provide to fry dry food and mosquito larvae, then later small pieces of frozen fish , squid, shrimp, crickets, moths, and frogs.

Maximum dimension: 60 – 100 cm

Swimming level: high, total

Ideal temperature range: 24° – 29° celsius

PH range: 4,5 – 6,5

GH: 5

Price:

From 20 to 30 euro silver arowana from small to 100 euro as an adult, for the Asian race instead we climb even above the thousands of euro per copy.

AROWANA – Osteoglossum Bicirrhosum – Facts info