Alburnoides freyhofi

Common name. Kızılırmak spirlin.

Diagnosis. Distinguished from other species of Alburnoides in Mediterranean, Marmara, and Black Sea basins by: ○ ventral keel usually completely scaleless / ○ body depth at dorsal origin usually greater than head length / ○ horizontal eye diameter smaller than interorbital distance / ○ snout slightly pointed / ○ mouth terminal, upper and lower lips equally projecting / ○ tip of mouth cleft situated at horizontal line with middle of eye / ○ 42−51+2−3 lateral-line scales / ○ 14−15½, rarely 16½, branched anal rays / ○ 5−7 gill rakers. Size up to 93 mm SL.

Distribution . Türkiye: Kızılırmak drainage.

Habitat. Fast-flowing streams and rivers with gravel and cobble bottoms. Also, inhabits reservoirs.

Biology. No data.

Conservation status. LC.

Further reading. Turan et al. 2017b (description); Bektaş et al. 2019 (phylogeny); Yoğurtçuoğlu et al. 2020a (distribution); Canoğlu et al. 2023 (barcoding).