Rhodeus pseudosericeus

Rhodeus pseudosericeus Arai, Jeon & Ueda, 2001

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Teleostei (teleosts) > Cypriniformes (Carps) > Acheilognathidae (Bitterlings)
Etymology: Rhodeus: Greek, rhodeos, a,-on = rose (Ref. 45335); pseudosericeus: Specific name referring to the similar appearance of this species to Rhodeus s. sericeus .

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; pelagic. Temperate

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Asia: Gyonggi-do and Gangwon-do, Namhan River system, South Korea.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 6.1 cm SL male/unsexed; (Ref. 40967)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 3; Dorsal soft rays (total): 9 - 10; Anal spines: 3; Anal soft rays: 9 - 11; Vertebrae: 33 - 34. Iris of males blackish throughout the year. Branched, dorsal fin rays, 9-10 (mode 9); anal fin rays, 9-11 (mode 10). Melanophores on dorsal fin membrane. Karyotype with 2n = 48 (8m + 20sm + 20st). Ovipositor developed in females during breeding season (Ref. 40967).

Biology     Glossary (e.g. epibenthic)

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Female has an ovipositor which is used to deposit eggs inside bivalves. Young remain in the bivalve until they can swim (Ref. 43281).

Main reference Upload your references | References | Coordinator | Collaborators

Arai, R., S.-R. Jeon and T. Ueda, 2001. Rhodeus pseudosericeus sp. nov., a new bitterling fom South Korea (Cyprinidae, Acheilognathinae). Ichthyol. Res. 48(3):275-282. (Ref. 40967)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Vulnerable (VU) (A2ace+3ce+4ace); Date assessed: 06 October 2021

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

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