Garra tiam

Common name. Abshur garra.

Diagnosis. Distinguished from other species of Garra in Persian Gulf and endorheic basins in Iran by: ○ chest with normal-sized, often embedded scales / ○ mid-dorsal area in front of dorsal origin with 9–11 scales /○ usually 8½ branched dorsal rays / ○ 9+8 branched caudal rays / ○ 18−22 gill rakers / ○ 30–33 total scales along lateral line / ○ 30–33 total lateral-line scales / ○ 12–13 circumpeduncular scales / ○ two pairs of normally developed barbels / ○ lateral and distal margin of labrum of gular disc free from skin of chin / ○ gular disc fully developed / ○ body brown or grey usually mottled / ○ eye fully developed. Size up to 63 mm SL, likely to grow larger.

Distribution . Iran: Abshur drainage, a tributary of Karun.

Habitat. Streams and springs with rocks or gravel bottom.

Biology. Feeds mainly on periphyton.

Conservation status. EN; found in a very small area where climate change and desiccation of streams is ongoing.

Further reading. Zamani-Faradonbe et al. 2021b (description).