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Cyprinus megalophthalmus Wuetal., 1963

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China country information

Common names: Big-eye carp, 大眼鯉, 大眼鲤
Occurrence: endemic
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: protected | Ref: Wang, S. (ed.), 1998
Uses: no uses
Comments: Known from the Er Hai Lake (Mekong basin) in Yunnan. Regulations on the development of Erhai Lake has been made, thus the lake is closed to fishing 4 months a year (Ref. 45563). Status of threat: Endangered (Ref. 45563).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ch.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Chu, X.L., Y. Chen et al., 1989
National Database:

Common names from other countries

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Cypriniformes (Carps) > Cyprinidae (Minnows or carps) > Cyprininae
Etymology: Cyprinus: Latin, cyprinus = carp (Ref. 45335).

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

; eau douce benthopélagique.   Subtropical

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Asia: Yunnan, China.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 24.2 cm SL mâle / non sexé; (Ref. 45623)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Body silver gray on sides, white on abdomen and fins light yellow; black in front of lip; scales above lateral line with crescent black spots. Barbels 1 or 2 pairs and rostral one less developed or degenerated.

Biologie     Glossaire (ex. epibenthic)

Lives in the upper and middle layers of the lake along the shore and in winter it stays in deep places of water. Feeds on plankton, small fishes, shrimps and algae. Spawns in May and June mainly at the bottom sides of rocks in shallow clear water (Ref. 45563).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Chu, X.L., Y. Chen et al., 1989. The fishes of Yunnan, China. Part I Cyprinidae. Science Press, Beijing, China, 377 p. (Ref. 38630)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Niveau de menace critique (CR) (B2ab(iii)); Date assessed: 02 November 2022

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless




Utilisations par l'homme

FAO(Publication : search) | FishSource |

Plus d'informations

Trophic ecology
Éléments du régime alimentaire
Diet compositions
Food consumptions
Food rations
Prédateurs
Ecology
Écologie
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Fréquences de longueurs
Mass conversions
Recruitments
Abundances
Life cycle
Reproduction
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larves
Dynamique des populations larvaires
Distribution
Pays
Zones FAO
Écosystèmes
Occurrences
Introductions
BRUVS - Videos
Anatomy
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Cerveaux
Otolithes
Physiology
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Type de nage
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Visual pigment(s)
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Diseases / Parasites
Toxicities (LC50s)
Genetics
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Stamps, coins, misc.
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Sources Internet

Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher | CISTI | Catalog of Fishes(Genre, Espèce) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(génôme, nucléotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Arbre de Vie | Wikipedia(aller à, chercher) | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00548 - 0.02519), b=3.00 (2.82 - 3.18), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.3   ±0.49 se; based on food items.
Résilience (Ref. 120179):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (20 of 100).