AquaticRepublic.com - Tachysurus dumerili (Bagridae) All Fishes

All Fishes Data Sheet
Scientific Name	**Tachysurus dumerili** (Bleeker, 1864)
Common Name
Type Locality	China.
Synonym(s)	Leiocassis longirostris, Liocassis longirostris, Pelteobagrus longirostris, Pseudobagrus longirostris, Rhinobagrus dumerili, Tachysurus longirostris
Pronunciation	trah key sue russ - lawn ji ross triss
Etymology	The specific epithet comes from the Latin longus, meaning long, and rostrum, meaning nose, in reference to the elongate snout.
Species Information
Size	900mm or 35.4" 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. Easily distinguished by its grey body and long snout. Often mislabelled Leiocassis longirostris in many references.
Sexing	Males have an elongate genital papilla in front of the anal fin.
General Remarks	Historically important in Korea, the last known capture of the fish was in 1982. The species was declared extinct in Korea in 1985. However, in 2007, an intensive breeding program was begun using specimens imported from China. The fish was re-introduced into the wild in 2008.
Habitat Information
Distribution	Asia: North China. China Waters, Northern China Waters (click on these areas to find other species found there) Korea Waters (click on these areas to find other species found there) Login to view the map.
IUCN Red List Category	Not Evaluated
Husbandry Information
Feeding	Feeds on crustaceans, aquatic invertebrates and small fish in the wild. User data.
Breeding	Not reported in aquaria. Sexually mature after three years. Breeds in April-June in swift-flowing, rocky rivers, producing about 80000-100000 pale yellow, sticky eggs.
Breeding Reports	There is no breeding report.
Further Information
Reference	Nederlandsch Tijdschrift voor de Dierkunde v. 2, pp 7.
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 4 records of this fish being seen, view them all.
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	Look up T. dumerili on PlanetCatfish.com
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	Look up T. dumerili on Encyclopedia of Life
	Look up T. dumerili on Global Biodiversity Information Facility
	LFS label creator ARN ref:1.8.205.458
Last Update	2025 Jan 01 11:56 (species record created: 2001 May 03 00:00)