Alosa sphaerocephala, or the Agrakhan shad, is a species of alosid (herring-like) fish, one of the endemic shad species in the Caspian Sea.

Agrakhan shad
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Clupeiformes
Family: Alosidae
Genus: Alosa
Species:
A. sphaerocephala
Binomial name
Alosa sphaerocephala
(L. S. Berg, 1913)

It spawns in shallow waters (about 3 m) of the northeastern part of the Caspian Sea, in salinities of 8-10 ppt. It does not enter fresh water. Spawning takes place in temperatures of 18-20 °C, from mid-May to end of June, and the young move southward relatively late in the autumn season.

Footnotes

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  • Froese, Rainer; Pauly, Daniel (eds.). "Alosa sphaerocephala". FishBase.

References

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  1. ^ Di Dario, F. (2017). "Alosa sphaerocephala". IUCN Red List of Threatened Species. 2017: e.T98470350A98845144. doi:10.2305/IUCN.UK.2017-3.RLTS.T98470350A98845144.en. Retrieved 20 November 2021.