Alosa vistonica the Thracian shad, is an extinct species of shad, a freshwater fish in the family Alosidae. It was endemic to a single shallow lake, Lake Vistonida in Greece. It was officially declared extinct by the International Union for Conservation of Nature in October 2024 as the species has not been recorded within its only known distribution since 1995.[1]
| Alosa vistonica | |
|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Clupeiformes |
| Family: | Alosidae |
| Genus: | Alosa |
| Species: | †A. vistonica
|
| Binomial name | |
| †Alosa vistonica Economidis & Sinis, 1986
| |
| Synonyms | |
| |
It was likely driven to extinction through pollution sewage and industrial effluents, destruction of spawning sites by agricultural development and increased salinity following the opening of a canal into the sea.[2]
Description
editA. vistonica reached a maximum length of 17 cm (SL). It is distinguished from other members of its genus entering freshwater of the Mediterranean basin by having 78–97 gill rakers and well-developed teeth on the palatine and vomer, especially in juveniles.[2]
See also
editReferences
edit- ^ a b Ford, M. (2024). "Alosa vistonica". IUCN Red List of Threatened Species. 2024: e.T61393A102879586. Retrieved 30 October 2024.
- ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Alosa vistonica". FishBase. January 2014 version.
External links
edit- "Photo of Alosa vistonica". Ittiofauna.org. Archived from the original on January 31, 2014. Retrieved 31 January 2014.
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