Bitterling (Rhodeus sericeus) fish species and information / pictures of Bitterling - Rhodeus sericeus

Bitterling (Rhodeus sericeus) fish species information

Scientific Name
Rhodeus sericeus

Common Name
Bitterling

Biology
Occurs in ponds, lakes, marshes, muddy and sandy pools and backwaters of rivers (Ref. 5723). Feeds mainly on plant material but also on small larvae of insects. Its occurrence is related to those of the bivalve Anodonta cygnea and other freshwater mussels (Ref. 30578). Known for its habit of laying its eggs in the mantle cavity of freshwater mussels (Ref. 1739). Reproduction takes place from April to June (Ref. 30578).

Classification

Classified By

Pallas, 1776

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

Eurasia

Distribution

Eurasia: with disjunct range of distribution. Subspecies Rhodeus sinensis amarus found in central and eastern Europe, the Russian republics adjacent to Europe and Turkey (Ref. 683). Subspecies Rhodeus sinensis sinensis found in the Jangtze basin (Ref. 556). In Appendix III of the Bern Convention (protected fauna).

Range

60°N - 35°N, 5°W - 145°E

Environment

Climate

Temperate

Water Temperature From

18 °C

Water Temperature To

21 °C

Depth From - meters

0 m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; ; pH range: 5.8 - 6.3; dH range: 2 - 3 benthopelagic; potamodromous; depth range 0 - ? m

Trophic Level

2.11 s.e. 0.08 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

11.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest; aquarium: public aquariums

Vulnerability

Low to moderate vulnerability (32 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=2; tmax=5; Fec=100)

Threat To Humans

Harmless

IUCN Red List Status

Lower Risk: least concern (LR/lc)