Rutilus lacustris (Pallas, 1814)

Jouladeh-Roudbar, Arash, Ghanavi, Hamid Reza & Doadrio, Ignacio, 2020, Fig. 4 in Fig. 4 in Fig. 3 in Fig. 21. Sesarmops mora n in Paralbunea dayriti, Zoological Studies 59 (21), pp. 1-303 : 144

Rutilus lacustris (Pallas, 1814) – Native ( Fig. 260)

Leuciscus heckelii Nordmann [A. von] 1840: 491; Type locality: Crimea, Ukraine, Black Sea. No types known. Syntypes: ZIN 3008–09 (3).

Leuciscus rutilus var. caspicus Yakovlev [V. E.] 1870: 103 [3]; Type locality: Volga River Delta, Russia. Syntypes: whereabouts unknown.

Rutilus rutilus aralensis Berg [L. S.] 1916: 134; Type locality: Aral Sea. Syntypes:?ZIN.

Rutilus rutilus schelkovnikovi Derjavin [A. N.] 1926: 162 [4]; Type locality: Karasu, a tributary of the Araks River, Armenia. Syntypes: (many) whereabouts unknown.

Rutilus stoumboudae Bianco [P. G.] & Ketmaier [V.] 2014: 398; Type locality: Lake Volvi, Greece. Holotype: IZA 02107A. Paratypes: IZA 02107B (11).

Common name: Pr: Kolmeh, En: Caspian roach.

Meristic characters: D: II–V 8–12 (9), A: II–IV 8–12, P: 14–18, V: 7–9, GR: 9–17 (10–14), LL: 39–48, TV: 37–42.

Diagnosis: Similar to R. frisii but can be distinguished by having lower scale count (less than 50) and the posterior part of the swim bladder being rounded rather than pointed.

Distribution: Caspian Sea basin ( Fig. 261). Found in Sefidrud, Gorgan rud, Aras, Atrak River and Anzali Wetland.

Taxonomy: Berg (1949) placed lacustris in Rutilus rutilus (Linnaeus 1758) as a subspecies. Kottelat (1997) synonymised with Rutilus rutilus but Levin et al. (2017) regard as full and valid species.

Conservation: IUCN: Not Evaluated, PC: Least Concern. Rutilus lacustris is a widespread species with no known widespread threats. Therefore, we classified it as Least Concern.