Oxynoemacheilus isauricus, Yogurtcuoglu, Kaya, Ozulug & Freyhof, 2021

Oxynoemacheilus isauricus View in CoL View Figure

Common name. Beyşehir sportive loach.

Diagnosis. Distinguished from other species of Oxynoemacheilus in Central Anatolia and rivers flowing to Bay of Antalya by: ● caudal–peduncle depth 2.2–2.6 times in its length / ○ caudal deeply emarginate, shortest middle caudal ray 71–85 % of longest ray of upper caudal lobe / ○ preanal length 68–74 % SL / ○ head length 21–24 % SL / ○ body depth strongly decreasing between dorsal and caudal bases / ○ flank with scales / ○ flank with a series of irregularly shaped and set, vertically elongated midlateral blotches, usually disconnected from saddles on back, rarely a mottled or marbled pattern / ○ upper part of cheek without or with vermiculated dark-brown spots / ○ tip of anal not reaching ventral adipose crest / ○ prepelvic length 51–51 % SL / ○ suborbital groove present in male. Size up to 63 mm SL.

Distribution View Figure . Türkiye: Lake Beyşehir and Suğla basin. Detailed distribution is poorly known.

Habitat. Fast-flowing streams on gravel substrate.

Biology. No data.

Conservation status. EN; appears to be declining within its small range.

Further reading. Yoğurtçuoğlu et al. 2021b (description).