Tarek

biology_ecology

Habitat. Lacustrine, usually feeding in open water. Swims up tributaries to spawn in Van and Erçek basins. Spawns on shores of Nazik and Aygır lakes. Biology. Lives up to 8 years. Matures at 2 years. Spawns May – June.

Handbook of Freshwater Fishes of West Asia

conservation

Conservation status. LC; fisheries for this commercial species are well managed.

Handbook of Freshwater Fishes of West Asia

diagnosis

Diagnosis. Distinguished from other species of Alburnus in Persian Gulf, Qweiq, Lake Van, and Iranian endorheic basins by: ○ 69 – 88 + 3 lateral-line scales / ○ 21 – 29 gill rakers / ○ 10 – 12 ½ branched anal rays / ○ 11 – 15 scale rows between dorsal origin and lateral line / ○ 5 – 8 scale rows between lateral line and pelvic origin / ○ anal origin 0 – 4 scales behind last branched dorsal ray / ○ ventral keel scaleless or one scale behind pelvic base / ○ flank scales with grey margins or irregular set grey pigmentation / ○ mid-lateral stripe absent or very faint. Size up to 220 mm SL.

Handbook of Freshwater Fishes of West Asia

discussion

Remarks. Introduced to Lake Burdur (Central Anatolia) in 1966, where it became temporarily established but disappeared before the 1980 s.

Handbook of Freshwater Fishes of West Asia