Sturisoma

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Sturisoma
Sturisoma guentheri

Sturisoma guentheri

Systematics
Sub-cohort : Ostariophysi
Order : Catfish (Siluriformes)
Subordination : Loricarioidei
Family : Armored catfish (Loricariidae)
Subfamily : Loricariinae
Genre : Sturisoma
Scientific name
Sturisoma
Swainson , 1838

Sturisoma is a genus of armor catfish (Loricariidae). All Sturisoma species occur in tropical South America on both sides of the Andes , in the Amazon basin , in the Río Paraná , in the Orinoco in Colombia and in Panama . They prefer moderately to fast flowing bodies of water with dead wood, on which they alsolaytheir spawn , which isguarded by the male. In German, the species are also called sturgeon catfish .

features

The fish have an extremely elongated and slender body that resembles a long, thin branch. The head is extended by a rostrum . The mouth is below. The pectoral fins and dorsal fin are sickle-shaped and very large. The caudal fin sits on a long caudal stalk and usually ends in long filaments. Most species are brown in color with a dark brown longitudinal stripe on each side, which begins at the tip of the rostrum and extends over the eyes to the tail. The longitudinal ligament is often interrupted at the tail stalk and consists only of individual spots. Sturisoma species grow to be 12 to 28 centimeters long.

species

There are 11 types:

Web links

Commons : Sturisoma  - collection of images, videos and audio files

swell

  • Günther Sterba : The world's freshwater fish. 2nd Edition. Urania, Leipzig / Jena / Berlin 1990, ISBN 3-332-00109-4 .
  • R. Covain, S, Fisch-Muller: The genera of the Neotropical armored catfish subfamily Loricariinae (Siluriformes: Loricariidae): a practical key and synopsis , Zootaxa 1462: 1-40 (2007), PDF

Individual evidence

  1. ↑ Sturisoma on Fishbase.org (English)