Actinopteri (ray-finned fishes) > Acipenseriformes
(Sturgeons and paddlefishes) > Acipenseridae
(Sturgeons) > Acipenserinae
Etymology: Acipenser: Latin, acipenser = sturgeon, 1853 (Ref. 45335).
More on author: Gray.
Environment: milieu / climate zone / depth range / distribution range
Marine; freshwater; brackish; demersal; anadromous (Ref. 51243). Temperate; 35°N - 2°S, 97°W - 132°E (Ref. 54266)
Northwest Pacific: China and Japan (Sagami Sea) (Ref. 4537). Reported from Korea (Ref. 12218). Pearl River and Chinese sea (Ref. 42845). Endangered (Ref. 6866). International trade restricted (CITES II, since 1.4.98; CMS Appendix II).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 346 cm TL male/unsexed; (Ref. 52325); common length : 39.0 cm TL male/unsexed; (Ref. 35840); max. published weight: 600.0 kg (Ref. 47439); max. reported age: 33 years (Ref. 52325)
Fry can be found in slow moving waters, adults in deep waters (Ref. 12218). Used in Chinese medicine (Ref. 12166). Reported to reach a length of more than 3 meters (Ref. 109736).
Birstein, V.J., 1993. Sturgeons and paddlefishes: threatened fishes in need of conservation. Conserv. Biol. 7:773-787. (Ref. 6866)
IUCN Red List Status (Ref. 125652)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 15.6 - 26.5, mean 23.5 °C (based on 180 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00143 - 0.00732), b=3.17 (2.99 - 3.35), in cm total length, based on LWR estimates for this Genus-BS (Ref. 93245
Trophic level (Ref. 69278
): 3.5 ±0.37 se; based on food items.
Generation time: 12.1 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Resilience (Ref. 120179
): Very Low, minimum population doubling time more than 14 years (Tm=9-26; Tmax=33).
Fishing Vulnerability (Ref. 59153
): Very high vulnerability (79 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .