Ctenopharyngodon idella, Grass carp : fisheries, aquaculture, gamefish

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Ctenopharyngodon idella (Valenciennes, 1844)

Grass carp
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Ctenopharyngodon idella
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Algeria country information

Common names: [No common name]
Occurrence: not established
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Reintroduced in 1986 and 1991. Total sites of introduction 17, total number of introduction events 18 and numbers introduced 7,435,000. Does not reproduce in the wild (Ref. 87900).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ag.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: FAO, 1997
National Database:

Common names from other countries

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

> Cypriniformes (Carps) > Xenocyprididae (East Asian minnows)
Etymology: Ctenopharyngodon: Greek, kteis, ktenos = comb + Greek, pharyngx = pharynx + greek, odous = teeth (Ref. 45335)idella: From the words cteno, meaning comb; pharyngodon, pharyngeal teeth (referring to the corrugate or comb-like cutting surfaces of the pharyngeal teeth); and idella (derived from ideo), meaning distinctive (Ref. 10294).
More on author: Valenciennes.

Environment: milieu / climate zone / rango de profundidad / distribution range Ecología

; agua dulce; salobre bentopelágico; potamodromo (Ref. 51243); rango de profundidad 0 - 30 m (Ref. 6898). Subtropical; 0°C - 35°C (Ref. 52059); 50°N - 23°N, 100°E - 142°E (Ref. 48)

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Mapa de puntos | Introducciones | Faunafri

Asia: Eastern China and Russia (Ref. 48) in 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.

Length at first maturity / Tamaño / Peso / Age

Madurez: Lm 68.2, range 58 - 79.2 cm
Max length : 150 cm TL macho / no sexado; (Ref. 30578); common length : 10.7 cm SL macho / no sexado; (Ref. 35840); peso máximo publicado: 45.0 kg (Ref. 52193); edad máxima reportada: 21 años (Ref. 48)

Short description Claves de identificación | Morfología | Morfometría

Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 10 - 11; Espinas anales: 0; Radios blandos anales: 10 - 14. Diagnosis: 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).


Body shape (shape guide): fusiform / normal.

Biología     Glosario (por ej. epibenthic)

Adults occur in lakes, ponds, pools and backwaters of large rivers (Ref. 5723), preferring large, slow-flowing or standing water bodies with vegetation (Ref. 52193). 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 (Ref. 52193). It feeds 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).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

Spawns in gravel bottomed areas of rivers (Ref. 48). Eggs are pelagic and hatch while drifting downstream in 2-3 days (Ref. 59043).

Main reference Upload your references | Referencias | Coordinador | Colaboradores

Shireman, J.V. and C.R. Smith, 1983. Synopsis of biological data on the grass carp, Ctenopharyngodon idella (Cuvier and Valenciennes, 1884). FAO Fish. Synop. No.135, 86 p. (Ref. 48)

IUCN Red List Status (Ref. 130435: Version 2025-1)

  Least Concern (LC) ; Date assessed: 30 March 2020

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Potential pest





Human uses

Pesquerías: escaso valor comercial; Acuicultura: comercial; pesca deportiva: si
FAO - Aquaculture systems: producción, species profile; pesquerías: landings; Publication: search | FishSource |

Más información

Ecología Trófica
Food items (preys)
Composición de la dieta
consumo de alimento
Food rations
Despredadores
Ecología
Ecología
Home ranges
Life cycle
Reproducción
Madurez
Maturity/Gills rel.
Fecundidad
Puesta
Spawning aggregations
Huevos
Egg development
Larva
Dinámica larvaria
Anatomy
Superficie branquial
Brain
Otolith
Physiology
Body composition
Nutrients
Consumo del oxígeno
Tipo de natación
Velocidad de natación
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genética
Genome
Genética
Heterozygosity
heritabilidad
Human related
Aquaculture systems
Perfiles de acuicultura
Razas
Ciguatera cases
Stamps, coins, misc.
Outreach
Colaboradores
Referencias
Referencias

Herramientas

Special reports

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Fuentes de Internet

Estimates based on models

Phylogenetic diversity index (Referencia 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00810 - 0.01075), b=3.09 (3.05 - 3.13), in cm total length, based on LWR estimates for this species (Ref. 93245).
Nivel trófico (Referencia 69278):  2.0   ±0.00 se; based on food items.
Resiliencia (Referencia 120179):  Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (K=0.13-0.19; tm=2-10; tmax=21; Fec=50,000).
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (69 of 100). 🛈
Price category (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 23.6 [11.8, 60.4] mg/100g; Iron = 0.812 [0.355, 1.761] mg/100g; Protein = 17.3 [15.7, 19.0] %; Omega3 = 0.296 [0.167, 0.545] g/100g; Selenium = 34.8 [17.8, 71.3] μg/100g; VitaminA = 15.6 [3.4, 60.0] μg/100g; Zinc = 0.493 [0.300, 1.558] mg/100g (wet weight); based on nutrient studies.