Petroleuciscus borysthenicus ( Kessler, 1859 )

Çiçek, Erdoğan, Sungur, Sevil, Fricke, Ronald & Seçer, Burak, 2023, Freshwater lampreys and fishes of Türkiye; an annotated checklist, 2023, Turkish Journal of Zoology 47 (6), pp. 324-468 : 400-401

Petroleuciscus borysthenicus ( Kessler, 1859) [N] ― Dnjepr chub/Tatlı su kefali

Taxonomy. Original description: Squalius borysthenicus Kessler, 1859: 545 [An arm of the Dnieper River at Aleschki, Ukraine; syntypes: none found at ZIN]. ― Synonyms: Leuciscus borysthenicus ( Kessler, 1859) ; Leuciscus heterandrius Battalgil, 1940 ; Telestes leucoides De Filippi, 1863 . ― Revisions: None. ― Illustration: None.

Status in Türkiye. Listed in previous checklists from Türkiye by Kuru (2004) as Leuciscus borystenicus ; Geldiay and Balık (2007) as Leuciscus borystenicus ; Fricke et al. (2007); Kuru et al. (2014); Çiçek et al. (2015, 2020). ― Turkish material: None.

Distribution and habitat. Distribution in Türkiye: Black Sea and Sea of Marmara watersheds. ― Distribution in river basins: 1-Meriç-Ergene, 2-Marmara, 3-Susurluk, 4-Kuzey Ege, 12- Sakarya, 13-Batı Karadeniz, 22-Doğu Karadeniz, 23-Çoruh. ― General distribution: Eurasia:

Black Sea, Sea of Azov and Sea of Marmara watersheds. ― Distribution in ecoregions: 418-Dniester - Lower Danube, 423-Thrace, 429-Western Anatolia, 430-Northern Anatolia, 433-Western Transcaucasia. ― Habitat: This species inhabits lowland rivers, the lower reaches of montane rivers, lakes, deltas, and backwaters with moderate to no current. Quite resistant to low oxygen concentrations, sometimes in marshes and water bodies with dense vegetation. A freshwater species, but tolerant of brackish waters. Prefers sand, sand-mud, or mud bottoms. Prefers shallow places with slow current along banks, in backwaters, in small lakes, and similar calmwater sites. Freshwater.

Economic importance. No commercial importance.

Conservation. Conservation status in Türkiye: Unknown. ― IUCN: LC (IUCN, 2023). ― Threats: CON, HAB. ― Moderate sensitivity to human activities. ― Not considered a keystone species. ― Decline status: Unknown. ― Moderate priority for conservation action. Petroleuciscus kurui => Alburnus kurui