Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Bagridae
Etymology: Leiocassis: Greek, leios = smooth + Greek, kassis = similar to cinnamon (Ref. 45335); tenebricus: From the Latin adjective tenebricus, meaning dark, in reference to the uniform brown coloration of this species.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal; pH range: 7.4 - ?. Tropical
Asia: Kayan River drainage in Borneo, Indonesia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.0 cm SL male/unsexed; (Ref. 57084)
Morphology | Morphometrics
Inhabits fast flowing forest stream with clear water, 80% canopy cover, cascades up to 4 m high and a substrate consisting of sand, silt and rock (Ref. 57084).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Ng, H.H. and K.K.P. Lim, 2006. Two new species of Leiocassis (Teleostei: Bagridae), riverine catfishes from northeast Borneo. Ichthyol. Explor. Freshwat. 17(2):165-172. (Ref. 57084)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00412 - 0.02789), b=2.97 (2.74 - 3.20), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (22 of 100) .