Animalia > Chordata > Actinopterygii > Acipenseriformes > Acipenseridae > Acipenser > Acipenser schrenckii
 

Acipenser schrenckii (Amur sturgeon; Japanese sturgeon)

Synonyms: Acipenser baeri schrencki; Acipenser multiscutatus; Acipenser schrencki; Acipenser schrenki; Sturio schrenckii
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Wikipedia Abstract

The Japanese sturgeon, or Amur sturgeon (Acipenser schrenckii) is a species of fish in the Acipenseridae family that can be found in the Amur River basin in China and Russia. Claims of its presence in the Sea of Japan need confirmation. The species have lots of scutes including 11-16 dorsal ones, 34-47 lateral, and 7-16 ventral. Their dorsal fins have 38-53 of rays and 20-35 anal fin rays. They also have greyish-brown back and pale ventral side.
View Wikipedia Record: Acipenser schrenckii

Endangered Species

Status: Critically Endangered
View IUCN Record: Acipenser schrenckii

Attributes

Adult Weight [1]  230.38 lbs (104.50 kg)
Female Maturity [2]  12 years 6 months
Male Maturity [1]  9 years
Litter Size [3]  300,000
Maximum Longevity [2]  60 years
Migration [4]  Anadromous

Prey / Diet

Lethenteron camtschaticum (Arctic lamprey)[3]

Consumers

Parasitized by 
Amphilina foliacea[5]
Crepidostomum auriculatum <Unverified Name>[5]
Cucullanus sphaerocephalus <Unverified Name>[5]
Cucullanus truttae <Unverified Name>[5]
Cystoopsis acipenseris <Unverified Name>[5]
Diclybothrium armatum[5]

Institutions (Zoos, etc.)

    Maps
Institution Infraspecies / Breed 
Ocean Park Corporation

Distribution

Amur; Asia - Inland waters; 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 (<b>CITES</b> II, since 1.4.98; <b>CMS</b; 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 (<b>CITES</b> II, since 1.4.98; <b>CMS</b> Appendix II).; 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 (<b>CITES</b> II, since 1.4.98; <b>CMS</b> Appendix II).; China; Japan; Mongolia; Palearctic; Russian Federation;

Photos

Citations

Species recognized by , , in Catalog of Life 2011
Endangered Status provided by IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2 <www.iucnredlist.org> Downloaded on 11 April 2013.
Attributes / relations provided by 1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774 2Frimpong, E.A., and P. L. Angermeier. 2009. FishTraits: a database of ecological and life-history traits of freshwater fishes of the United States. Fisheries 34:487-495. 3Endemic sturgeons of the Amur River: kaluga, Huso dauricus, and Amur sturgeon, Acipenser schrenckii, Mikhail L. Krykhtin & Victor G. Svirskii, Environmental Biology of Fishes 48: 231–239, 1997 4Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org 5Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access
Institution information provided by International Species Information System - May 2011