Cat-eLog Right Pseudopimelodidae Right Microglanis  |  | 

Down Cat-eLog Data Sheet
Scientific Name Microglanis lundbergi  Jarduli & Shibatta, 2013
Common Name
Type Locality Amazonas Tefé Municipality, Alvarães, Costas das Capivaras, rio Solimões, 3°14.11'S, 64°41.15'W, Brazil.
Etymology Micro - small, glanis - catfish - in reference to the rather small forms of catfish that this genus contains. The specific name is homage to the North American ichthyologist John G. Lundberg, coordinator of the Calhamazon project, who kindly provided specimens of the new species, and for his great contribution to the Systematics of Neotropical catfishes.
Down Species Information
Size 28mm or 1.1" 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.

Microglanis lundbergi is distinguished from all congeners by the presence of two pale elliptical spots juxtaposed in the supraoccipital region (vs. wide, or narrow, or absent supraoccipital pale band). It is further distinguished from all congeners except M. leniceae by the presence of a forked caudal fin with a deep notch between upper and lower lobes (vs. rounded, emarginated, or slightly forked). M. lundbergi is further distinguished from most other congeners by having a shorter length of the adipose-fin base (13.1-16.6% of SL; except for M. carlae 14.7-19.1%, M. secundus 12.2-18.2%, M. iheringi 14.7-19.0%, and M. leniceae 15.0-19.8%).
Sexing Well-conditioned females are conspicuously wider in the abdomen than similarly sized males.
General Remarks Color in alcohol: Ground color orange-brown. Head dark brown with two elliptical and juxtaposed pale spots in supraoccipital region, confluent or not with a pale band in post-opercular region, reaching pectoral-fin base. Two small, semilunar, pale stripes in anterior region of head in dorsal view, between edge of snout and anterior orbital margin. Barbels pale, scattered by dark-brown chromatophores. Ventral region light-brown. Trunk with large dark-brown blotch, saddle shaped, horizontally divided by pale lateral line. Caudal region with two dark-brown blotches of irregular shape; the first one at dorsolateral position, beginning below anterior portion of adipose fin, extending up to half of caudal length; the second one at caudal peduncle, as a dark brown spot approximately rectangular with irregular margins. Pectoral and pelvic fins with scattered dark chromatophores. Dorsal fin with dark band covering distal half, with hyaline margin on all rays. Adipose fin with dark spot on anterior portion, confluent to caudal dark-brown blotch. Anal fin with thin dark band approximately median. Caudal fin with thin vertical “3-shaped” dark band.
Down Habitat Information
Distribution Rio Amazonas, near the Madeira and Itacoatiara tributaries, and from rio Solimões, in Tefé, Amazonas, Brazil.
Amazon, Middle Amazon (Solimoes) (click on these areas to find other species found there)

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IUCN Red List Category Data Deficient, range map and more is available on the IUCN species page. Last assessed 2020.
Other Parameters The individuals were collected in the main channel of the rio Amazonas (white waters), bottom rich in organic matter and pieces of wood.
Down 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 Reports There is no breeding report.
Down Further Information
Reference Neotropical Ichthyology v. 11 (no. 3), pp 507, Figs. 1-2.
Registered Keepers There is no registered keeper.
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Last Update 2020 Sep 09 11:46 (species record created: 2020 Sep 06 10:39)