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Ctenopharyngodon idella  (Valenciennes, 1844)

Grass carp
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Native range | All suitable habitat
This map was computer-generated and has not yet been reviewed.
Ctenopharyngodon idella   AquaMaps   Data sources: GBIF OBIS
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country information

Common names: [No common name]
Occurrence:
Salinity:
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
National Database:

Classification / Names

Actinoptérygiens (poissons à nageoires rayonnées) > Cypriniformes (Carps) > Cyprinidae (Minnows or carps) > Squaliobarbinae
Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL

Référence principale

Taille / Poids / Âge

Max length : 150 cm TL mâle / non sexé; (Ref. 30578); common length : 10.7 cm SL mâle / non sexé; (Ref. 35840); poids max. publié: 45.0 kg (Ref. 7248); âge max. reporté: 21 années (Ref. 48)

Length at first maturity
Lm ?, range 58 - 79.2 cm

Environnement

; eau douce démersal; potamodrome (Ref. 51243); profondeur 0 - 30 m (Ref. 6898)

Climat / Gamme

Subtropical; ? - 35°C (Ref. 52059), preferred ?; 65°N - 25°N

Distribution

Asia: China to eastern Siberia (Amur River system, Ref. 1441). Widely transported around the world (Ref. 7248). Persists only in Europe by stocking (Ref. 59043). Introductions often brought with it the parasitic tapeworm Bothriocephalus opsarichthydis (synonym of B. acheilognathi) (Ref. 12217). Several countries report adverse ecological impact after introduction.
Pays | Zones FAO | Écosystèmes | Occurrences | Introductions

Description synthétique

Épines dorsales (Total): 3; Rayons mous dorsaux (Total): 7-8; Épines anales 3; Rayons mous anaux: 7 - 11. No barbels. Snout very short, its length less than or equal to eye diameter. Postorbital length more than half head length (Ref. 4967). 18 soft rays for caudal fin (Ref. 40476). Diagnosed from rather similar species Mylopharyngodon piceus by having the following characters: body olive to brassy green above, silvery white to yellow below; body cylindrical; pharyngeal teeth laterally compressed, serrated, with a groove along grinding surface, usually in two rows, 2,5-4,2 (Ref. 59043).

Biologie     Glossaire (ex. epibenthic)

Adults occur in lakes, ponds, pools and backwaters of large rivers (Ref. 5723), preferring large, slow-flowing or standing water bodies with vegetation. Tolerant of a wide range of temperatures from 0° to 38°C, and salinities to as much as 10 ppt and oxygen levels down to 0.5 ppm. Feed on higher aquatic plants and submerged grasses; takes also detritus, insects and other invertebrates. One of the world's most important aquaculture species and also used for weed control in rivers, fish ponds and reservoirs (Ref. 9987). Spawn on riverbeds with very strong current (Ref. 30578). Utilized also fresh and eaten steamed, pan-fried, broiled and baked (Ref. 9987). Considered as a pest in most countries because of the damages made to submerged vegetation (Ref. 43281).

Statut dans la liste rouge de l'IUCN (Ref. 115185)

  Non évalué 

Menace pour l'homme

  Potential pest



Utilisations par l'homme

Pêcheries: intérêt commercial mineur; Aquaculture: commercial; pêche sportive: oui

Outils

Articles particuliers

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Sources Internet

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Niveau trophique (Ref. 69278)
2.0   ±0.00 se; Based on food items.

Résilience (Ref. 69278)
Faible, temps minimum de doublement de population : 4,5 à 14 années (K=0.13-0.19; tm=2-10; tmax=21; Fec=50,000)

Vulnérabilité (Ref. 59153)
High to very high vulnerability (65 of 100)
Catégorie de prix (Ref. 80766)
Unknown