Alburnus istanbulensis Battalgil, 1941

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 : 391

Alburnus istanbulensis Battalgil, 1941 [E] ― Marmara shemaya/Inci balığı

Taxonomy. Original description: Alburnus (Chalcalburnus) chalcoides istanbulensis Battalgil, 1941: 180 [Kâathane (Kagithane) stream, draining to Bosphorus River, near Istanbul, Türkiye; syntypes: whereabouts unknown]. ― Synonyms: Alburnus (Chalcalburnus) chalcoides sapancae Battalgil, 1941 . ― Revisions: None. ― Illustration: None.

Status in Türkiye. Recorded from Türkiye in the original description by Battalgil (1941). Listed in previous checklists from Türkiye by Kuru (2004); Geldiay and Balık (2007); Fricke et al. (2007); Kuru et al. (2014); Çiçek et al. (2015, 2018 a, 2020). ― Turkish material: None.

Distribution and habitat. Distribution in Türkiye: Northwestern Anatolia. ― Distribution in river basins: 2-Marmara, ― General distribution: Asia Minor: Marmara Sea and Black Sea tributaries, coastal streams of eastern Thrace ( Türkiye). ― Distribution in ecoregions: 418-Dniester - Lower Danube, 423-Thrace. ― Habitat: This species inhabits riverine and lacustrine habitats. Migrates to the upper reaches of tributaries to spawn. Spawns in riffles with heavy current on gravel bottom. Freshwater.

Economic importance. Locally consumed but of no commercial importance.

Conservation. Conservation status in Türkiye: LC. ― IUCN: LC (IUCN, 2023). ― Threats: No major threats known. ― Moderate sensitivity to human activities. ― Not considered a keystone species. ― Decline status: Stable. ― Moderate priority for conservation action.

Remarks. Both Mangıt and Yerli (2018) and Bektaş et al. (2020) suggested that A. istanbulensis is a synonym of A. derjugini . However, Parin et al. (2014) suggested that A. derjugini is a synonym of A. mento . Therefore, these situations should be clarified with detailed comparative studies.

Alburnus kosswigi => Alburnus escherichii