Triplophysa ferganaensis

Triplophysa ferganaensis (Uzbek: Fargʻona yalangbaligʻi), known as the Fergana stone loach, is a species of ray-finned fish in the family Nemacheilidae. It is endemic to the Shohimardonsoy stream in Fergana Valley, Uzbekistan. It lives in fast-flowing rivers over 1500m in altitude.[1]

Fergana stone loach
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Nemacheilidae
Genus: Triplophysa
Species:
T. ferganaensis
Binomial name
Triplophysa ferganaensis
Sheraliev & Peng, 2021[1][2]

Etymology

The specific name ferganaensis is taken from the Fergana Valley, Uzbekistan, where the type locality is located (Shakhimardan stream in Yordon village).[3]

Description

It grows to 109.2 mm (4.3 in) SL. Eyes are present. Mouth is inferior. Gill rakers are absent in outer row, however, 10–11 gill rakers are found in inner row on first-gill arch. Scales are absent on the body. The lateral line is complete. Elongated body is slightly compressed anteriorly and strongly compressed posteriorly. Lips thick with furrows and papillae. Three pairs of barbels are present. Dorsal and anal fins are truncate. Pectoral fins are moderately developed. Caudal fin emarginated and tips are pointed.[1]

References
  1. Sheraliev, Bakhtiyor; Peng, Zuogang (2021). "Triplophysa ferganaensis, a new loach species from Fergana Valley in Central Asia (Teleostei: Nemacheilidae)". Journal of Fish Biology. 99 (3): 807–817. doi:10.1111/jfb.14764. PMID 33900620. S2CID 233397542. Retrieved 26 April 2021.
  2. "New Species of Freshwater Fish Discovered: Fergana Stone Loach | Biology | Sci-News.com". Breaking Science News | Sci-News.com. Retrieved 17 April 2022.
  3. Christopher Scharpf (14 April 2022). "Order CYPRINIFORMES: Family NEMACHEILIDAE (r-y)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf. Retrieved 24 April 2022.


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