Knipowitschia mermere
Common name. Gediz dwarf goby.
Diagnosis. Distinguished from other species of Knipowitschia in Anatolia by: ● anterior oculoscapular canals usually separate or very closely set in midline of posterior interorbital space, with two pores λ / ○ flank and caudal peduncle covered by scales, with more than one series along lateral midline / ○ head canals present, often reduced / ○ posterior oculoscapular canal absent / ○ otic transverse row tra of papillae on cheek not reaching to row b / ○ no transverse row of papillae on cheek through row d / ○ caudal symmetric. Size up to 30 mm SL.
Distribution . Türkiye: Lower Gediz and Madra drainages, probably more widespread in northern and central Aegean rivers in Anatolia.
Habitat . Fresh to brackish water of coastal lakes.
Biology. No data.
Conservation status. VU; appears to be declining within its small range.
Further reading. Ahnelt 1995 (description).