Pseudophoxinus ninae Common name. Onaç spring minnow. Diagnosis. Distinguished from other species of Pseudophoxinus in Western Anatolia by: ○ 46–53+2–3 scales in lateral series / ○ lateral line incomplete with 10–32 perforated scales / ○ 8–10 branched pelvic rays / ○ mouth slightly subterminal / ○ 10–13 scale rows between dorsal origin and lateral line / ○ flank usually with indistinct, brown mid-lateral stripe. Size up to 83 mm SL. Distribution. Türkiye: Onaç drainage, Kestel marsh and springs in former Lake Karaevli. Habitat. Reservoirs, slow-flowing streams, springs usually among vegetation. Biology. No data. Conservation status. EN; appears to be declining within its very small range. Further reading. Freyhof & Özuluğ 2006 (description); Küçük et al. 2013 (distribution).

Published as part of Freyhof, Jörg, Yoğurtçuoğlu, Baran, Jouladeh-Roudbar, Arash & Kaya, Cüneyt, 2025, Handbook of Freshwater Fishes of West Asia, GmbH, Berlin / Boston :De Gruyter on page 384, DOI: 10.1515/9783111677811, http://zenodo.org/record/17881367