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Petroleuciscus smyrnaeus (Boulenger, 1896) Izmir chub |
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photo by
Güçlü, S.S. |
| Family: | Leuciscidae (Minnows), subfamily: Leuciscinae | |||
| Max. size: | 10 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Europe and Asia: Lesbos Island in Greece and Aegean drainages of southwestern Turkey, from Izmir to Güllük. | |||
| Diagnosis: | Dorsal spines (total): 3-3; Dorsal soft rays (total): 7-8; Anal spines: 3-3; Anal soft rays: 8-10; Vertebrae: 34-36. The only species of the genus in Lesbos Islands and southwestern Turkey which can be differentiated from Petroleuciscus borysthenicus by having the following characters: dorsal fin with 7½ branched rays; anal fin usually with 8½ branched rays; iris whitish; lateral line with 32-35 scales; posterior margin of anal fin straight or slightly concave; free margin of each flank with black pigments (Ref. 59043). | |||
| Biology: | Inhabits slow-flowing to standing water (Ref. 59043). | |||
| IUCN Red List Status: | Vulnerable (VU); Date assessed: 29 May 2022 (B2ab(i,ii,iii,v)) Ref. (130435) | |||
| Threat to humans: | harmless | |||