AquaticRepublic.com - Tachysurus tokiensis (Bagridae) All Fishes

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All Fishes Data Sheet
Scientific Name	**Tachysurus tokiensis** (Döderlein, 1887)
Common Name
Type Locality	River near Tokyo, Japan.
Synonym(s)	Pseudobagrus aurantiacus tokiensis, Pseudobagrus tokiensis
Pronunciation	trah key sue russ
Species Information
Size	113mm or 4.4" 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.
Sexing	Males have an elongate genital papilla in front of the anal fin.
Habitat Information
Distribution	Japan Japan Waters (click on these areas to find other species found there) Login to view the map.
IUCN Red List Category	Least Concern , range map and more is available on the IUCN species page. Last assessed 2018.
Husbandry Information
Breeding	Unreported in captivity.
Breeding Reports	There is no breeding report.
Further Information
Reference	Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 53 (1. abth.), pp 288 [32].
Registered Keepers	There is no registered keeper.
Wishlists	Love this species? Click the heart to add it to your wish list. There is no wish to keep this species.
Spotters	Spotted this species somewhere? Click the binoculars! There are 2 records of this fish being seen, view them all.
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	Look up T. tokiensis on PlanetCatfish.com
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	Look up T. tokiensis on Encyclopedia of Life
	Look up T. tokiensis on Global Biodiversity Information Facility
	LFS label creator ARN ref:1.8.205.2973
Last Update	2025 Jan 01 11:56 (species record created: 2011 Feb 05 18:57)