The red-tailed silverside, or zona (''Bedotia geayi'') is a species of
Madagascar rainbowfish endemic to the
Mananjary River
The Mananjary River is located in southern Madagascar, in the region of Vatovavy.
It drains to the eastern coast, into the Indian ocean. It serves as the southern edge of the territory known as Betsimisaraka.Helen Chapin Metz, ed., Madagascar: ...
drainage in
Madagascar. It is threatened by
habitat loss and
introduced species.
It has often been confused with the related ''
B. madagascariensis'', which is common in the aquarium trade.
[SeriouslyFish: ]
Bedotia madagascarensis.
' Retrieved 3 July 2014.[Loiselle, P.V.; and Rodriguez, D. (2007). ''A new species of Bedotia (Teleostei: Atherinomorpha: Bedotiidae) from the Rianila drainage of Eastern Madagascar, with redescriptions of Bedotia madagascariensis and Bedotia geayi.'' Zootaxa 1520: 1-18.] In addition to
meristics, the two can be separated by the exact colour pattern on their tail fin (males of both typically have red in the tail) and the distinct red spot on the lower jaw of breeding male ''B. geayi'' (lacking in ''B. madagascariensis'').
[ ''B. geayi'' was described in 1907 by Jacques Pellegrin from a ]type
Type may refer to:
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collected by the pharmacist
A pharmacist, also known as a chemist (Commonwealth English) or a druggist (North American and, archaically, Commonwealth English), is a healthcare professional who prepares, controls and distributes medicines and provides advice and instructi ...
and natural history collector Martin François Geay (1859-1910), who Pellegrin honoured with its specific name Specific name may refer to:
* in Database management systems, a system-assigned name that is unique within a particular database
In taxonomy, either of these two meanings, each with its own set of rules:
* Specific name (botany), the two-part (bino ...
.
References
Zona
Freshwater fish of Madagascar
Taxonomy articles created by Polbot
Fish described in 1907
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