Types Of Freswater Fish

AROWANA / siluk (SCLEROPHAGUS SP)
         Color and shape into a strong appeal of this ornamental fish. For those who believe, this fish was regarded as a carrier hockey to become another attraction for fans.
         Based on the origin, arowana fish were divided into two groups, namely arowana from Brazil and from Indonesia. Arowana from Brazil has the scientific name Osteoglossum sp. The shape is flattened sideways elongated and tapered toward the tail. Dorsal and pelvic fins also extends towards the tail so that the tail fin becomes a bit narrower. Composition between scales less or not too clear. However, the majority of this type of arowana silver white or black.

          Arowana native of Indonesia, there are two types, namely Sclerophagus formosus from kalimantan and Sumatra and Sclerophagus jardini from Irian. The second type of arowana have the same body shape, which is rather thick and elongated, but not tapered towards the tail. Straight head shape with a wide mouth facing up. Big eyes and scowled at her lower lip. Dorsal and pelvic fins towards the tail is relatively small. The pectoral fins are almost triangular shape with size is not too big and rounded tail fin. Large scales - great with between scales arrangement clearly visible. This is because every suburb scales ringed clearer and older.

           On the world market, Sclerophagus formosus has a very high selling price and known as the star of Indonesian ornamental fish. The color range - a wide, among others green, yellow, silvery white, reddish yellow, and expensive is red. According to trust the hobbyists, red arowana -is-especially fish gods to bring good luck. Not surprisingly, the price could reach millions of dollars per tail.
           While Sclerophagus jardini generally somewhat purplish colored silver or pink inclined. Arowana Agency is a bit thicker than Sclerophagus formosus.

 Aside from its shiny, quality arowana is also very dependent on the completeness / normality organs . Scales and whiskers are vulnerable arowana organ problems , especially arowana fish classified as agile and aggressive . Especially when you're surprised or stressed . If so , arowana will jump - jump or hit a wall aquarium / tub so that its needle broken blisters and scales . This can lead to the emergence of infectious diseases such lain.  To maintain quality , it is necessary prudence in handling and avoid falling or bruising arowana .

            In the aquarium conditions are comfortable , arowana can show gentle movements . However , when startled , hungry , or there is a moving feed ( eg lizard that passes over it ) , this fish jump high enough . Therefore , the closure of the aquarium becomes absolute to do .