Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Malapteruridae
Etymology: Malapterurus: Greek, mala = a lot of + Greek, pteron = fin + Greek, oura = tail (Ref. 45335); oguensis: The specific epithet is geographic referring to the Ogowe (Ogôoué) River where the types originated (Ref. 44050).
Environment / Climate / Range
Freshwater; benthopelagic. Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 21.5 cm SL male/unsexed; (Ref. 44050); 20.0 cm SL (female)
Morphology | Morphometrics
soft rays: 8 - 10;
Vertebrae: 38 - 40. Diagnosis: tooth patches narrow; vertically based pectoral fin positioned near body mid-depth; 6-7 branched caudal-fin rays; 8 (rarely 7 or 9) pectoral-fin rays; 3 ventral unbranched caudal-fin rays; dorsum, flank and head unspotted; caudal saddle and bar pattern intensely expressed with wide, dark and well defined saddle that extends onto the anal fin, with no interruption between saddle and anal-fin pigment fields (in all other species with a caudal saddle there is a clear break in pigment between the saddle and the anal fin pigmentation); venter unpigmented; 4-14 gill-rakers; 38-40 vertebrae (Ref. 44050).
Africa: known from the Ogôoué basin, Nyanga River and Kouilou-Niari system (Cameroon to Gabon) (Ref. 44050).
Norris, S.M., 2002. A revision of the African electric catfishes, family Malapteruridae (Teleostei, Siluriformes), with erection of a new genus and descriptions of fourteen new species, and an annotated bibliography. Ann. Mus. R. Afr. Centr., Sci. Zool., 289:1-155.
IUCN Red List Status (Ref. 90363)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (-0.30300 - 0.32300), b=3.04 (2.92 - 3.16), based on all LWR estimates for this BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (16 of 100) .