Max length : 300 cm TL male/unsexed; max. published weight: 190.0 kg (Ref. 40142); max. reported age: 65 years
Temperate; 10°C - 20°C
Distribution
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 needs confirmation. International trade restricted (CITES II, since 1.4.98; CMS Appendix II).
Short description
Dorsal spines (total): 0; Dorsal soft rays (total): 38 - 53; Anal spines: 0; Anal soft rays: 20 - 32. Body shields in 5 rows; dorsal shields 11 to 15, lateral shields 32 to 47 and ventral 7 to 10.
Biology
Adults occur in stretches of rivers with sandy or stony bottom. Feed on benthic organisms. Highly prized fish.
Human uses
Fisheries: commercial
Common names:
Common name/ Language/ Country
Jeseter amurský Czech Czech Rep
Amurstør Danish Denmark
Amur sturgeon English China Main
Amur sturgeon English Mongolia
Amur sturgeon English Russian Fed
Amur sturgeon English UK
Amur sturgeon English USA
Japanese sturgeon English UK
Amurinsampi Finnish Finland
Amurstör German Germany
Amûru-chôzame Japanese Japan
史氏鱘 Mandarin Chinese China Main
史氏鲟 Mandarin Chinese China Main
Jesiotr amurski Polish Poland
амурский осетр Russian Russian Fed
Amurskii osetr Russian Former USSR