09. Characoids: tetra relationship (376)

  • Hemigrammus coeruleus

    Hemigrammus coeruleus

    6. July 2007

    The tetra, which was meanwhile clearly identified as Hemigrammus coeruleus is one of the most spectacular by-catches of Southamerican tetras. In over 20 years we could only discover approx. 25 of these tetras, mostly single animals among various imports. Inside the dealers tank they do not attract much attention, however: pink stripes on grey ground, […]

  • Phenacogrammus cf. nigropterus

    Phenacogrammus cf. nigropterus

    6. July 2007

    This new African tetra, presented by Dieter Bork in “Das Aquarium” 12/01 as “pastel-congo-tetra”, comes from Lake Maindombe (also known as “Lac Leopold II”) in the Democratic Republic Congo (Zaire). Ornamental fish breeder Winter was able to multiply them in a bigger number of pieces. The fins of the males are pulled out beautifully and […]

  • Astyanax jordani

    6. July 2007

    The blind cave fish Astyanax jordani is a fish adapted to the life in absolute darkness. Characteristic for animals living in the dark is the missing of eyes, as well as missing pigmentation of the skin. It is assumed that Astyanax jordani developed from the seeing species Astyanax mexicanus. This could have happened by a […]

  • Blue-red Columbia tetra

    6. July 2007

    According to Weitzman this tetra, which was described only recently (Zarske & Géry 2001) belongs to the relationship of the “Rosy-Tetra-Group” (in the widest sense). In 1995 the first animals came to Germany, caught in a tributary of Rio Acanti, Columbia. All specimen, which are currently on the market are said to be descended from […]

  • Leporinus mormyrops

    Leporinus mormyrops

    6. July 2007

    This representative of the large family of headstanders will not be growing more then 25 cm in length. It originates from the Amazon River in South America. They are peaceful herbivores but can become territorial towards fish of their own species. Theyneed a large fish tank with clear water, a gravel substrate, bogwood and hardy […]

  • Nannostomous espei

    Nannostomous espei

    6. July 2007

    Up to now this ornamental tetra is only known from western Guyana/Southamerica in the lower course of Mazaruni River. Full-grown fish reach a total length of approx. 40mm. When putting on spawn the females are getting much plumper. By using their dish-shaped anal fin the males fix the eggs to a substrate (e.g. bottom of […]

  • Pristobrycon maculipinnis

    6. July 2007

    April 2006: This week we got some very nice Pristobrycon maculipinnis. This rarely traded and in the fish keeping hobby almost unknown species is characterised by intensive red colored fins, as well as a pronounced examination of black markings over the silver shining body. Maybe it is the most attractive of all Piranhas, it originates […]

  • Astyanax leopoldi

    Astyanax leopoldi

    6. July 2007

    Because of their rhomboid body form these animals remind one a little of African tetras of the species Phenacogrammus or Bathyaethiops. Except from Rio Oyapock Astyanax leopoldi are also said to be found in Rio Approuague. They were named in honour of King Leopold III of Belgium, who attended an ichthyological expedition to Rio Oyapock […]

  • Hyphessobrycon cyanotaenia, Lapis-Tetra

    Hyphessobrycon cyanotaenia, Lapis-Tetra

    6. July 2007

    This tetra was introduced to us under the name of “Inpaichthys sp. Lapislazuli” in February 2002 by Mrs. Glaser-Dreyer (Aquarium Glaser GmbH). On the (Japanese) internet it is called Lapis tetra. It was imported in a bigger number of pieces without exact declaration of place of discovery. The males are growing up to at least […]

  • Nematobrycon lacortei

    6. July 2007

    The Rainbow Tetra is one of the most attractive characins of South America. They origin from western Colombia, where they are caught in the tributaries of the Rio San Juan. They belong to the same genus as the usually better known Emperor Tetra Nematobrycon palmeri. Rainbow Tetras can not be characterized as true schooling fishes, […]