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Acipenser schrenckii  Brandt, 1869

Amur sturgeon
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Acipenser schrenckii
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Classification / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

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

Miljö / Klimat / Range Ekologi

; marina; sötvatten; brackvatten bottenlevande; anadrom (Ref. 26364).   Temperate; 10°C - 20°C (Ref. 2059), preferred ?

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | 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. International trade restricted (CITES II, since 1.4.98; CMS Appendix II).

Length at first maturity / Size / Vikt / Age

Maturity: Lm 105.0, range 96 - 125 cm
Max length : 300 cm TL hane/ej könsbestämd; (Ref. 40142); publicerad maxvikt: 190.0 kg (Ref. 40142); rapporterad maxålder: 65 år (Ref. 56448)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 0; Mjukstrålar i ryggfenan (totalt): 38-53; Taggstrålar i analfenan 0; Mjukstrålar i analfenan: 20 - 32. Body shields in 5 rows; dorsal shields 11 to 15, lateral shields 32 to 47 and ventral 7 to 10.

Biologi     Ordlista (t.ex. 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 Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

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

Main reference Upload your references | referenser | Koordinator | Medarbetare

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. 115185)

CITES (Ref. 94142)

Threat to humans

  Harmless




Human uses

Fiskeri: kommersiell
FAO(fiskeri: species profile; publication : search) | FisheriesWiki | Sea Around Us

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