Hyphessobrycon heterorhabdus
The Dreibandsalmler ( Hyphesso heterorhabdus; Greek heteros - different rhabdus - underscore) is a freshwater fish from the middle and lower Amazon. It is kept as an aquarium fish and has been introduced for this purpose in 1910 for the first time to Germany. At first he was often confused with the Flaggensalmler ( Hemigrammus ulreyi ), which is why he is also called "Wrong Ulrey ".
Features
The stretched and laterally strongly flattened body of the Dreibandsalmlers can reach a total length of four inches. However, the males remain smaller than the somewhat fuller females. The back is brown, the sides are yellow-brown color. Olive color to silver shiny is the belly. A three-color longitudinal ligament extends from the gill cover to the root of the tail fin. The uppermost of the three binding is red, the middle white to gold shiny and the bottom stripe is colored jet black. The upper half of the iris is a bright shade of red The fins are colorless or slightly yellowish and end partly in white lace.
Fins formula: Dorsal 10, Anal 20-23
The Dreibandsalmler contributes 32 to 34 scales along a central longitudinal row (MLR ) and eight to nine scales in the lateral line.
Reproduction
Like many other Salmlerarten is also the Dreibandsalmler a free spawners. Its eggs and hatching are sensitive to light. The relatively small junior swims from the fifth day after hatching free.