Dnieper chub (Petroleuciscus borysthenicus)

Scientific name: Petroleuciscus borysthenicus Kessler, 1859

Dnieper chub (Petroleuciscus borysthenicus)

The Dnieper chub (Petroleuciscus borysthenicus) is a freshwater fish of the family Cyprinidae.

Biology

Dorsal spines (total): 3 - 4; Dorsal soft rays (total): 8-10; Anal spines: 3 - 4; Anal soft rays: 9 - 12; Vertebrae: 36 - 38. Differs from Petroleuciscus smyrnaeus by having the following characters: dorsal fin with 8-9? branched rays;; anal fin with 9-10? branched rays; iris orange to red; lateral line with 33-40 scales; posterior margin of anal convex or almost straight; without back pigments along free margin of each flank scale.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Petroleuciscus borysthenicus
Family
Cyprinidae (Minnows or carps)
Order
Cypriniformes (Carps)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
40.0
Common length
18.0
Environment
Freshwater; brackish; benthopelagic
Climate
Temperate
Distribution
Eurasia: Western, northern and eastern Black Sea and Sea of Azov basins, from Bulgaria clock-wise to Kizilirmak drainage in northern-central Turkey (missing in Don); Aegean Sea basin, from Strma drainage eastward in Europe; northwestern Turkey. In lower reaches of rivers and coastal lakes, but in Dniepr up to Seim and Desna systems.
Conservation status (IUCN)
Least Concern (LC)
Threat to humans
Harmless
Uses
Fisheries:
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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