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Ctenopharyngodon idella  (Valenciennes, 1844)

Grass carp
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Native range | All suitable habitat
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Ctenopharyngodon idella   AquaMaps   Data sources: GBIF OBIS
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Philippines country information

Common names: [No common name]
Occurrence: not established
Salinity: freshwater
Abundance: | Ref:
Importance: highly commercial | Ref:
Aquaculture: commercial | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Established in aquaculture through assisted/artificial reproduction. Has not established in the wild (Ref. 1739). Cultured in Angat reservoir (Ref. 13464).
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Juliano, R.O., R.D. Guerrero III and I. Ronquillo, 1989
National Database:

Classification / Names

Actinopterígios (peces con aletas radiadas) > Cypriniformes (Carps) > Cyprinidae (Minnows or carps) > Squaliobarbinae
Nombres comunes | Sinónimos | Catalog of Fishes (gen., sp.) | ITIS | CoL

Main reference

Tamaño / Peso / Age

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. 7248); edad máxima reportada: 21 años (Ref. 48)

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

Medioambiente

; agua dulce demersal; potamodromo (Ref. 51243); rango de profundidad 0 - 30 m (Ref. 6898)

Clima / Gama

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

Distribución

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.
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Introducciones

Short description

Espinas dorsales (total): 3; Radios blandos dorsales (total): 7-8; Espinas anales 3; Radios blandos anales: 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).

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. 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).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Potential pest



Human uses

Pesquerías: escaso valor comercial; Acuicultura: comercial; pesca deportiva: si

Herramientas

Special reports

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Fuentes de 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)

Nivel trófico (Ref. 69278)
2.0   ±0.00 se; Based on food items.

Resiliencia (Ref. 69278)
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)

Vulnerability (Ref. 59153)
High to very high vulnerability (65 of 100)
Price category (Ref. 80766)
Unknown