The eastern crested loach (Paracobitis longicauda) is a species of stone loach native to Central Asia. This species grows to a length of TL.Freyhof, J., H.R. Esmaeili, G. Sayyadzadeh and M. Geiger, 2014. Review of the crested loaches of the genus Paracobitis from the Iran and Iraq with the description of four new species (Teleostei: Nemacheilidae). Ichthyol. Explor. Freshwat. 25(1):11-38.
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