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Re: NFC: Re: Acipenser ruthensis (sp?)
Sterlet - Acipenser ruthenus Linnaeus, 1758
Distribution:
Basins of Black and Caspian seas; Arctic
drainages to White and Kara seas and the Sea of
Azov. Endangered (Ref. 6866). Appendix III of the
Bern Convention (protected fauna). International
trade restricted (CITES II, since 1.4.98).
Diagnosis: Dorsal spines (total): 13-13; Dorsal softrays (total):
28-28; Anal spines: 9-9; Anal
soft-rays: 14-18
Biology: A fluvial fish which inhabits rivers and their
tributaries (Ref. 9696). Like other sturgeons, it aggregates in bottom
holes in winter and exhibits little activity. In spring, when ice
breaks, it rises from the bottom holes and moves upstream for spawning.
For spawning, the fish choose the main channel of the river, where the
current is fast and the bottom is covered with gravel.
Max. size: 125.0 cm TL; max.weight: 16 kg; max. reported age: 20
years
Environment: freshwater; brackish ; depth range - 1 m
Climate: temperate; 46N - 37N
And just for fun:
Synonyms:
Acipenser ruthensis, Acipenser pygmaeus, Acipenser kostera, Acipenser
marsiglii, Acipenser kamensis, Acipenser aleutensis, Acipenser
gmelini, Acipenser ruthenus grisescens, Acipenser ruthenus leucotica,
Acipenser kankreni, Acipenser lovetzkyi, Sterledus ruthenus sibiricus,
Acipenser jenisensis, Acipenser dubius, Acipenser ruthenicus,
Acipenser ruthenus albinea, Acipenser ruthenus birostrata, Acipenser
ruthenus obtusirostris, Acipenser ruthenus septemcarinata, Acipenser
sterlet, Acipenser ruthenus alba, Acipenser ruthenus brevirostris,
Acipenser ruthenus erytraea, Acipenser ruthenus ruzskyi
jake levi wrote:
> Hi all
>
> not sure of the spelling above, but looking for sites
> with info on this small sturgeon.
>
> jake
>
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