Czekanowski's minnow (Rhynchocypris czekanowskii) fish species and information / pictures of Czekanowski's minnow - Rhynchocypris czekanowskii

Czekanowski's minnow (Rhynchocypris czekanowskii) fish species information

Scientific Name
Rhynchocypris czekanowskii

Common Name
Czekanowski's minnow

Biology
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).

Classification

Classified By

Dybowski, 1869

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

Eurasia

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).

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

16 °C

Water Temperature To

20 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; brackish; ; pH range: 7.0 - 7.5; dH range: 10 - 20 demersal

Trophic Level

2.59 s.e. 0.31 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

9.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries:

Vulnerability

Moderate vulnerability (35 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)