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Scientific Name Tachysurus taiwanensis  (Oshima, 1919)
Common Name
Type Locality Tozen River near Taichu, Taiwan.
Synonym(s) Pseudobagrus brevianakis taiwanensis, Pseudobagrus taiwanensis
Pronunciation tai one nan seess
Etymology Named after the island of Taiwan, where this species is endemic.
Hop to next section Species Information
Size 120mm or 4.7" SL. Find near, nearer or same sized spp.
Identification Tachysurus can be identified by an extrascapular without a laterosensory canal, and a pterotic with a broad lateral laminar expansion. It is among the most speciose catfish groups in East Asia and its members inhabit habitats ranging from fast-flowing hillstreams to large rivers.

Distinguished by adipose fin shorter than anal-fin with 15 rays), emarginate caudal fin, and smooth anterior edge of pectoral spine.
Sexing Males have an elongate genital papilla in front of the anal fin.
General Remarks Found in hillstreams with moderate to swift current and a predominantly rocky bottom.
Hop to next section Habitat Information
Distribution Taiwan.
Taiwan Waters (click on these areas to find other species found there)

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IUCN Red List Category Not Evaluated
pH 6.4 - 7.6
Temperature 16.0-23.0°C or 60.8-73.4°F (Show species within this range)
Hop to next section Husbandry Information
Breeding Unreported.
Breeding Reports There is no breeding report.
Hop to next section Further Information
Reference Annals of the Carnegie Museum v. 12 (nos 2-4), pp 180, Pl. 48 (fig. 1).
Registered Keepers There is no registered keeper.
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Last Update 2019 Sep 18 14:17 (species record created: 2001 May 03 00:00)