Common names from other countries
分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Chondrostei >
Acipenseriformes (Sturgeons and paddlefishes) >
Acipenseridae (Sturgeons) > Acipenserinae
Etymology: Pseudoscaphirhynchus: Greek, pseudes = false + Greek, skaphe = boat + Greek, rhyngchos = snout (Ref. 45335).
Issue
Species of the genus Pseudoscaphirhynchus belong to the subfamily Acipenserinae, and not Scaphirhynchinae as it was previously considered (V. Birstein, pers. comm. 03/05 ).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水; 半咸淡水 居于水底的; 河川洄游 (Ref. 51243). 温带
Former USSR and Asia: Endemic to the basin of Amu Dariya and Sir Dariya rivers. Registered in the 1984 USSR Red Book; 1985 Turkmen SSR Red Data Book; 1996 IUCN Red List (Ref. 35930).
前苏联与亚洲: Amu Dariya 河与 Sir Dariya 河的流域的特有种.(参考文献 35930) 被认为是濒临绝种或灭绝的由命名者.(参考文献 6866) 在国际间的买卖中登记了限制 ( CITES2, 自从 1.4.98 以后; CMS 附录 2); 1984 苏联红皮书; 1985 土库曼 SSR 保育红皮书; 1996 IUCN 警戒名单; 并且, 1997< b>CITES 列出.(参考文献 35930)
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 27.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 35930); 最大体重: 50.50 g (Ref. 35930); 最大年龄: 6 年 (Ref. 35930)
A rare and endangered species; smallest sturgeon; sensitive to chemicals in the water Ref. 35930).
一稀有的与濒临绝种的物种; 小的鲟鱼; 对水中化学物质参考文献 35930 敏感).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
前苏联与亚洲: Amu Dariya 河与 Sir Dariya 河的流域的特有种.(参考文献 35930) 被认为是濒临绝种或灭绝的由命名者.(参考文献 6866) 在国际间的买卖中登记了限制 ( CITES2, 自从 1.4.98 以后; CMS 附录 2); 1984 苏联红皮书; 1985 土库曼 SSR 保育红皮书; 1996 IUCN 警戒名单; 并且, 1997< b>CITES 列出.(参考文献 35930)
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada. Am. Fish. Soc. Spec. Publ. (21):243 p. (Ref. 4537)
世界自然保护联盟红皮书 (Ref. 130435)
极度濒危 (CR) (A2c); Date assessed: 14 September 2019
人类利用
渔业: 没有兴趣
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00331 (0.00148 - 0.00739), b=3.16 (2.98 - 3.34), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (tmax=6).
Fishing Vulnerability (Ref.
59153): Low vulnerability (18 of 100).