AquaticRepublic.com - Microglanis oliveirai (Pseudopimelodidae) All Fishes

Holotype, 26.3 mm SL
Holotype, dorsal view
Holotype, ventral view
Pectoral fin spine, dorsal view. Bar = 1mm
MZUEL 5175, 26.5 mm SL

All Fishes Data Sheet
Scientific Name	**Microglanis oliveirai** Ruiz & Shibatta, 2011
Common Name
Type Locality	Barra do Garças, Vale dos Sanhos District, BR-158 road, km 750, rio Corrente (right margin tributary of the rio das Mortes), rio Araguaira basin, 15°29'56.3"S, 52°12'10.8"W, Mato Grosso, Brazil.
Etymology	Micro - small, glanis - catfish - in reference to the rather small forms of catfish that this genus contains.
Species Information
Size	26mm or 1" SL. Find near, nearer or same sized spp.
Identification	The genus Microglanis was described by Eigenmann (1912) to include small pimelodids with the head as wide as long, the skull covered by skin only; the occipital crest small; frontal fontanel not extending much if any behind the eye, and a minute occipital fontanel sometimes present; eye without a free orbital margin; dorsal and pectoral spines well developed; and premaxillary patches of teeth without backward projecting angles. .
Sexing	Well-conditioned females are conspicuously wider in the abdomen than similarly sized males.
Habitat Information
Distribution	Amazon, Lower Amazon, Tocantins, Lower Tocantins, Araguaia, Upper Araguaia (click on these areas to find other species found there) Amazon, Lower Amazon, Tocantins, Lower Tocantins, Araguaia, Das Mortes (click on these areas to find other species found there) Login to view the map.
IUCN Red List Category	Data Deficient , range map and more is available on the IUCN species page. Last assessed 2018.
Husbandry Information
Compatibility	Non aggressive and sociable with its own and other species.
Suggested Tankmates	Virtually all good community fish, although any young fry present in the aquarium will be in extreme jeopardy - especially after dark.
Breeding	Unreported.
Breeding Reports	There is no breeding report.
Further Information
Reference	Neotropical Ichthyology v. 9 (no. 4), pp 698, Figs. 1-2.
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 but a single record of this fish being seen, view it.
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	Look up M. oliveirai on Global Biodiversity Information Facility
	LFS label creator ARN ref:1.31.106.145
Last Update	2025 Jan 02 01:41 (species record created: 2006 Oct 06 11:00)