Silurus soldatovi
| Silurus soldatovi | ||||||||||||
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Silurus soldatovi |
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| Scientific name | ||||||||||||
| Silurus soldatovi | ||||||||||||
| Nikolskii & Soin , 1948 |
Silurus soldatovi , in English Soldatov's Catfish or Northern Sheatfish, in Russian сом Солдатова and in Mandarin Chinese 怀 头 鲶, is a large species of catfish from the Far East.
Occurrence and habitat
Silurus soldatovi lives in the Amur basin (e.g. Ussuri ) in Russia and China . On the Chinese side, for example, it occurs in the Heilongjiang River and Liao He . Silurus soldatovi prefers water temperatures of 5 to 25 ° C.
description
Silurus soldatovi has a large, flattened head. Its mouth is blunt and rounded, the upper jaw is shorter than the lower jaw. Barbels are located on the upper jaw and chin. It has the following fin formula : dorsal six soft rays, anal 83–90 soft rays. Its lifespan is given as 20 years. Silurus soldatovi can grow to be four meters long and weigh 40 kilograms.
Way of life
Little is known about the way of life of the rare Silurus soldatovi .
Economical meaning
Due to its high protein content, tasty meat and rapid growth, Silurus soldatovi is a popular food fish that can be kept in aquacultures. In addition, it tolerates low water temperatures well.
Hazardous situation
The stock of Silurus soldatovi is threatened by overfishing , habitat degradation and water pollution. Due to its locally limited distribution and the low population density, the population is now considered to be highly endangered.
Web links
- LiuWei: Physio-ecology of Northern Sheatfish Silurus Soldatovi During Early Development, PhD thesis 2010, Ocean University of China (engl.)
- Image by Silurus soldatovi
Individual evidence
- ↑ a b c d Silurus soldatovi on Fishbase.org (English)
- ↑ is equated in quality with that of sea fish
- ↑ a b LiuWei: Physio-ecology of Northern Sheatfish Silurus Soldatovi During Early Development, PhD thesis 2010, Ocean University of China