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Oxynoemacheilus merga (Krynicki, 1840) Krynicki's loach |
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photo by
Naseka, A.M. |
| Family: | Nemacheilidae (Brook loaches) | |||
| Max. size: | 10 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Eurasia: western Caspian basin in Kuma, Terek, Sulak, Shura-ozen and Samur drainages. | |||
| Diagnosis: | Can be diagnosed from its congeners in Europe by the possession of the following unique characters: caudal emarginate; no processus dentiformis; and dorsal fin with 7½ branched rays. Can be further distinguished by its caudal peduncle depth 2.1-2.4 times in its length, 2.0-2.5 times in body depth (Ref. 59043). | |||
| Biology: | Occurs in the upper montane reaches of rivers. Scarce but possibly overlooked (Ref. 59043). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 01 January 2008 Ref. (130435) | |||
| Threat to humans: | harmless | |||