Rhynchocypris czekanowskii (Dybowski, 1869)
Czekanowski's minnow
Rhynchocypris czekanowskii
photo by Zuev, I.

Family:  Leuciscidae (Minnows), subfamily: Pseudaspininae
Max. size:  9 cm SL (male/unsexed)
Environment:  demersal; freshwater; brackish; pH range: 7 - 7.5; dH range: 10 - 20
Distribution:  Eurasia: Arctic Ocean drainages from Kara to Kolyma and Indigirka; Amur from headwaters to estuary, Tym' River (Sakhalin Island), Tugur River and Bol'shoyShantar Island (See od Okhotsk, Pacific basin).
Diagnosis:  Can be separated from Rhynchocypris percnurus by having a long pointed conical projection on male genital papilla and body depth smaller than caudal peduncle length (Ref. 59043).
Biology:  Occurs in swamps, backwaters (Ref. 59043) and rivers (Ref. 1441). A mature male measures 7.0 cm TL (Ref. 1441).
IUCN Red List Status: Least Concern (LC); Date assessed: 01 January 2008 Ref. (130435)
Threat to humans:  harmless


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