You can sponsor this page

Cyprinus megalophthalmus Wuetal., 1963

Upload your photos and videos
Pictures | Google image
Image of Cyprinus megalophthalmus
Cyprinus megalophthalmus
Picture by CAFS


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 Nomi Comuni | Sinonimi | Catalog of Fishes(Genere, Specie) | 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 Ecologia

; acqua dolce benthopelagico.   Subtropical

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

Asia: Yunnan, China.

Size / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 24.2 cm SL maschio/sesso non determinato; (Ref. 45623)

Short description Chiavi di identificazione | Morfologia | Morfometria

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.

Biologia     Glossario (es. 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 | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve

Main reference Upload your references | Bibliografia | Coordinatore | Collaboratori

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

IUCN Red List Status (Ref. 130435)

  Critically Endangered (CR) (B2ab(iii)); Date assessed: 02 November 2022

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FishSource |

Informazioni ulteriori

Trophic ecology
Prede
Diet compositions
Food consumptions
Food rations
Predatori
Ecology
Ecologia
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Riproduzione
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larve
Dinamica popolazioni larvali
Distribution
Stati
Aree FAO
Ecosystems
Presenze
Introduzioni
BRUVS - Videos
Anatomy
Gill areas
Cervelli
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Suoni dei Pesci
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetica
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Profili di acquacoltura
Varietà
Ciguatera cases
Stamps, coins, misc.
Outreach
Collaboratori
References
Bibliografia

Strumenti

Special reports

Download XML

Fonti Internet

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes(Genere, Specie) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, ricerca) | 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).
Trophic level (Ref. 69278):  3.3   ±0.49 se; based on food items.
Resilienza (Ref. 120179):  Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (20 of 100).