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Acipenser schrenckii Brandt, 1869

Amur sturgeon
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Acipenser schrenckii
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China country information

Common names: Amur sturgeon, 史氏鱘, 史氏鲟
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: commercial | Ref: Ma, X., X. Bangxi, W. Yindong and W. Mingxue, 2003
Regulations: protected | Ref: Wang, S. (ed.), 1998
Uses: no uses
Comments: Occurs in Heilongjiang River system (Ref. 44306). Also includes lower reaches of Songhuajiang and Wusuli Rivers (Ref. 45563). Stocks declining due to overfishing (Ref. 45563). A cultured fish, introduced from its native range to other regions in the country (extensive stocking in great inland waters) (Ref. 55380). Also Ref. 6376, 31517. Status of threat: Vulnerable (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: Sun, D., Q. Qu, W. Wu, G. Ma and L. Qiu, 2000
National Database:

Common names from other countries

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

> Acipenseriformes (Sturgeons and paddlefishes) > Acipenseridae (Sturgeons) > Acipenserinae
Etymology: Acipenser: Latin, acipenser = sturgeon, 1853 (Ref. 45335).

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

marino; agua dulce; salobre demersal; anadromo (Ref. 26364).   Temperate; 10°C - 20°C (Ref. 2059)

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

Asia: Endemic to the Amur River system. Two morphs, brown and gray, represent the species in the Amur River basin. Occurrence in the Sea of Japan (Ref. 11102) needs confirmation.

Length at first maturity / Tamaño / Peso / Age

Maturity: Lm 108.8, range 96 - 125 cm
Max length : 300 cm TL macho / no sexado; (Ref. 40142); peso máximo publicado: 190.0 kg (Ref. 40142); edad máxima reportada: 65 años (Ref. 56448)

Short description Morfología | Morfometría

Espinas dorsales (total): 0; Radios blandos dorsales (total): 38-53; Espinas anales 0; Radios blandos anales: 20 - 32. Body shields in 5 rows; dorsal shields 11 to 15, lateral shields 32 to 47 and ventral 7 to 10.

Biología     Glosario (por ej. epibenthic)

Adults occur in stretches of rivers with sandy or stony bottom. Feed on benthic organisms. Highly prized fish (Ref. 41072).

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

The gray morph females in the Amur River reproduce at least every four years (Ref. 40142).

Main reference Upload your references | Referencias | Coordinador | Colaboradores

IUCN, 1990. 1990 IUCN red list of threatened animals. IUCN, Gland, Switzerland and Cambridge, U.K. 288 p. (Ref. 3881)

IUCN Red List Status (Ref. 130435)

  Critically Endangered (CR) (A2bd); Date assessed: 15 September 2019

CITES (Ref. 128078)


Threat to humans

  Harmless




Human uses

Pesquerías: comercial
FAO(pesquerías: species profile; publication : search) | FishSource |

Más información

Age/Size
Crecimiento
Length-weight
Length-length
Length-frequencies
Morfometría
Morfología
Larva
Dinámica larvaria
Reclutamiento
Abundancia
Referencias
Acuicultura
Perfil de acuicultura
Razas
Genética
Electrophoreses
heritabilidad
Enfermedades
Procesamiento
Mass conversion
Colaboradores
Imágenes
Stamps, Coins Misc.
Sonidos
Ciguatera
Velocidad
Tipo de natación
Superficie branquial
Otolitos
Cerebros
Visión

Herramientas

Special reports

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Fuentes de Internet

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=0.00269 (0.00167 - 0.00434), b=3.24 (3.11 - 3.37), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Nivel trófico (Ref. 69278):  3.3   ±0.1 se; based on diet studies.
Resiliencia (Ref. 120179):  Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (tm=8-14; Fec=29,000).
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (87 of 100).
Price category (Ref. 80766):   Unknown.