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Ural River is also important for many fish species of the Caspian Sea which visit its delta and migrate upstream for spawning. In the lower reaches of the river there are 47 species from 13 families. The family Cyprinidae account for 40%, sturgeon and herring make up 11%, perch and herring 9% and salmon 4.4%.
Salmo ciscaucasicus, the Caspian salmon or Terek trout, is a salmonid fish endemic to the Caspian Sea and its inflowing rivers. [2] It was described in 1967 originally as a subspecies of Salmo trutta. [3] S. ciscaucasicus lives on the western shore of the lake from northern Azerbaijan to the Ural River, while the main breeding river is the ...
A typical diet for Caspian seals found in the northern Caspian sea consists of crustaceans and various fish species, such as Clupeonella engrauliformis, C. grimmi, C. caspia, Gobiidae, Rutilus caspicus, Atherina boyeri, and Sander lucioperca. Caspian seal adults eat about 2–3 kg (4–7 lb) of fish a day and almost a metric ton of fish per year.
Common names of fish can refer to a single species; to an entire group of species, such as a genus or family; or to multiple unrelated species or groups. Ambiguous common names are accompanied by their possible meanings. Scientific names for individual species and higher taxa are included in parentheses.
MOSCOW (Reuters) -Flood waters were rising in two cities in Russia's Ural mountains on Sunday after Europe's third-longest river burst through a dam, flooding at least 10,000 homes and forcing ...
All the listed species are classified by their origin as freshwater, brackishwater, marine, anadromous, catadromous, and euryhaline; also classified as native, introduced, invasive, and species with accidental finding (difficult to characterize it as native or invasive).
The Volga pikeperch is considerably smaller than the zander or common pike-perch (Sander lucioperca).It grows to a maximum length of 40 cm (16 in), weighing 2 kg. It differs from Sander lucioperca by not having large "vampire" like canine teeth, also the colour is more silvery-grey than green, with much more distinguishable dark stripes on the side.
A total of 29 fish species have been recorded in the diet. [1] They feed mainly during twilight and at night, when golomyankas occur in depths as shallow as 10–25 m (33–82 ft). [ 1 ] [ 4 ] During the day, golomyankas are typically found deeper than 100 m (330 ft). [ 1 ]
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