Batasio travancoria, the Travancore batasio, is a species of freshwater fish endemic to southern Kerala. It was described from a tributary of Pamba River in Kerala state of India, known as Peruthenaruvi. The species is dependent on high habitat quality and does not tolerate organic wastes in the water.[2] It is classified as a vulnerable species by the IUCN.[1]

Batasio travancoria
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Bagridae
Genus: Batasio
Species:
B. travancoria
Binomial name
Batasio travancoria
Hora & Law, 1941

Etymology

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The genus name is derived from the (Bengali) local name of the fish which is batasio or batashi. [3]

Description

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The fish grows up to 100 mm in length.[4] A species of Batasio having a short adipose dorsal fin, separated from caudal fin by a distinct space; body depth 4.8–5.5 in standard length; a longitudinal narrow dark streak along lateral line. It has a large sensory pores on its head and narrow jaw region. A pair of posteriorly directed processes on the anterior part of vomer, horizontally elongated pterygoid processes.[5]

Distribution

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The species is distributed primarily in Asia especially Western Ghats of Kerala, India. This species is endemic to the Western Ghats of India. Since its first description from river Pampa in Kerala, several researchers including Kurup et al. (2004) reported the species from Pamba, Achenkoil, Periyar, Chalakudy, Manimala and Neyyar rivers. Silas (1951) reported this species from Anamalai Hills. Raghunathan collected this species from Coorg district, Karnataka in 1989.[5]

References

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  1. ^ a b Shaji, C.P. (2011). "Batasio travancoria". IUCN Red List of Threatened Species. 2011: e.T172392A6882530. doi:10.2305/IUCN.UK.2011-1.RLTS.T172392A6882530.en.
  2. ^ "Batasio travancoria – Malabar Batasio — Seriously Fish". Retrieved 2021-08-20.
  3. ^ "Batasio travancoria • Bagridae • Cat-eLog". planetcatfish.com. Retrieved 2021-08-20.
  4. ^ "Batasio travancoria". fishbase.se. Retrieved 2021-08-20.
  5. ^ a b "Batasio travancoria Hora & Law, 1941". India Biodiversity Portal. Retrieved 2021-08-20.