You can sponsor this page

Pseudoscaphirhynchus hermanni (Kessler, 1877)

Dwarf sturgeon
上传你的 图片 和 影像
Pictures | 谷歌图片
Image of Pseudoscaphirhynchus hermanni (Dwarf sturgeon)
Pseudoscaphirhynchus hermanni
Female picture by Salnikov, V.B.


Afghanistan country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Mouths of Amu Darya upriver to Termez on the Afghan border with Uzbekistan (Ref. 39701).
National Checklist:
Country Information: https://www.cia.gov/library/publications/the-world-factbook/geos/af.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Coad, B.W., 1981
National Database:

Common names from other countries

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | 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

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

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)

生物学特性     字汇 (例如 epibenthic)

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)

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

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

CITES (Ref. 128078)


对人类的威胁

  无害处的




人类利用

渔业: 没有兴趣
FAO(渔业: 物种外形; publication : search) | FishSource |

更多信息

Trophic ecology
食物相
Diet compositions
Food consumptions
Food rations
捕食者
Ecology
生态学
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
体长-频率
Mass conversions
Recruitments
Abundances
Life cycle
繁殖
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
仔鱼
稚鱼动力学
Distribution
国家
FAO区域
生态系
标本纪录
简介
BRUVS - Videos
Anatomy
Gill areas
脑重体重比
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
游泳类型
Swimming speeds
Visual pigment(s)
鱼的声音
Diseases / Parasites
Toxicities (LC50s)
Genetics
遗传学
Electrophoreses
Heritabilities
Human related
Aquaculture systems
水产养殖描述
品种
Ciguatera cases
Stamps, coins, misc.
Outreach
合作者
Taxonomy
俗名
同种异名
型态特徵
形态测量图
照片
References
参考文献

工具

特别资料

下载 XML

网络资源

Aquatic Commons | BHL | Cloffa | Websites from users | 核实 FishWatcher | CISTI | Catalog of Fishes(, ) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(基因组, 核苷酸) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | 树状分类阶层 | Wikipedia(转至, 搜寻) | World Records Freshwater Fishing | 动物学的记录

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 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).