AquaticRepublic.com - Macrognathus siamensis (Mastacembelidae) All Fishes

All Fishes Data Sheet
Scientific Name	**Macrognathus siamensis** (Günther, 1861)
Common Name
Type Locality	Pachebore [Petchaburi], Thailand.
Synonym(s)	Mastacembelus siamensis, Rhynchobdella aculeata siamensis
Etymology	Macrognathus: Greek, makros = great + Greek, gnathos = jaw.
Species Information
Size	300mm or 11.8" SL. Find near, nearer or same sized spp.
Habitat Information
Distribution	Asia: Mekong, Chao Phraya, Maeklong, Peninsular and Southeast Thailand river systems.
IUCN Red List Category	Least Concern , range map and more is available on the IUCN species page. Last assessed 2011.
Husbandry Information
Feeding	Feeds on insect larvae and other small aquatic creatures. Can be difficult to wean off live or frozen food. Home made "shrimp-mix" is often accepted. User data.
Breeding Reports	There is no breeding report.
Further Information
Reference	Catalogue of the fishes in the British Museum v. 3, pp 540.
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 is no record of this fish being seen.
Forum BBCode

	Look up M. siamensis on Fishbase
	Look up M. siamensis on Encyclopedia of Life
	Look up M. siamensis on Global Biodiversity Information Facility
	LFS label creator ARN ref:21.116.1016.6212
Last Update	2025 Jan 01 13:06 (species record created: 2014 Nov 13 23:21)