Hyalobagrus

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Hyalobagrus
Pelteobagrus ornatus (4222100061).jpg
Hyalobagrus ornatus
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Bagridae
Genus: Hyalobagrus
H. H. Ng & Kottelat, 1998
Type species
Pseudobagrus ornatus
Duncker 1904

Hyalobagrus is a genus of bagrid catfishes found in Southeast Asia.

Contents

Species

There are currently three recognized species in this genus: [1]

Distribution

Hyalobagrus species are distributed in Asia.

Description

These catfish species are small and transparent. [2] The three species can be distinguished by differences in body shape, coloration, and the degree of serrations on the anterior edge of the pectoral fin spine. [3] The three species range from about 34.4 centimetres (1.21.7 in) SL. [4] [5] [6]

Hyalobagrus species are sexually dimorphic, males possess a genital papilla, and gravid females are easy to spot since their blue-green eggs are visible through their bellies. [2]

Ecology

These catfish are mid-water swimmers. [2] They are also schooling fish. [3] In their natural habitat, they are almost always found closely associated with submerged vegetation. [3]

In the aquarium

H. flavus and H. ornatus are known to be exported for the aquarium trade. [3] [6] H. flavus first appeared in the hobby in the 1980s. [3] They seem to do best in a heavily planted tank with tankmates that will not out compete them for food. [2] They are a peaceful, diurnal community species that accept all kinds of foods. [3] None of these species have been bred in captivity. [2]

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References

  1. Froese, Rainer and Pauly, Daniel, eds. (2011). Species of Hyalobagrus in FishBase . December 2011 version.
  2. 1 2 3 4 5 Linder, R. Shane (March 2000). "The Catfishes of Asia Family Bagridae part one" (PDF). Cat Chat. 1 (1). Archived from the original (PDF) on 2007-08-20.
  3. 1 2 3 4 5 6 "PlanetCatfish::Catfish of the Month::November 2004". 2005-11-10. Retrieved 2007-06-19.
  4. Froese, Rainer and Pauly, Daniel, eds. (2007). "Hyalobagrus flavus" in FishBase . June 2007 version.
  5. Froese, Rainer and Pauly, Daniel, eds. (2007). "Hyalobagrus leiacanthus" in FishBase . June 2007 version.
  6. 1 2 Froese, Rainer and Pauly, Daniel, eds. (2007). "Hyalobagrus ornatus" in FishBase . June 2007 version.