Squalius adanaensis Turan, Kottelat & Doğan, 2013
Adana chub

Family:  Leuciscidae (Minnows), subfamily: Leuciscinae
Max. size:  18 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Üçürge Stream, a tributary of the lower part of Seyhan River, Turkey.
Diagnosis:  Dorsal soft rays (total): 11-11; Anal soft rays: 11-11. Diagnosed from congeners in Turkey and adjacent waters by the combination of the following non-unique characters: presence of a spot on the scale pocket of each scale, covered by the preceding scale and appearing as a greyish spot at the posterior tip of the preceding scales; no or only few melanophores along the posterior margin of each flank scale; no black bar behind the opercle; most flank scales with a somewhat undulating outer margin; head length 27.8–-31.1 % SL), approximately 1.2-1.3 times body depth, head shape not sexually dimorphic; mouth terminal, without or with a very slightly distinct chin, its corner almost reaching the vertical through the anterior margin of the eye; length of mouth gape approximately equal to its width; upper jaw slightly projecting beyond lower jaw; upper lip thin, its anterior width approximately 1.3-1.5 times the width at the corner of the mouth; dorsal body profile behind head straight or very slightly convex, ventral profile slightly more convex than dorsal profile; anal fin not fleshy; caudal fin deeply forked (length of middle rays 59-68 % of length of lower lobe), lobes slightly pointed; lateral line with 38-42 + 1-2 scales; and anal and pelvic fins without orange pigments on rays in life (Ref. 93268).
Biology:  Occurs in swift and warm flowing water, with bottom comprising of cobbles and pebbles. Lives in association with Capoeta turani, Oxynoemacheilus seyhanensis and Alburnus sp.
IUCN Red List Status: Near Threatened (NT); Date assessed: 27 January 2014 Ref. (130435)
Threat to humans:  harmless


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