Actinopteri (ray-finned fishes) > Siluriformes
(Catfishes) > Siluridae
Etymology: Pterocryptis: Greek, pteron = wing, fin + Greek, kryptos = hidden (Ref. 45335).
More on author: Day.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical
Asia: Cauvery drainage in Kerala and Thungabadhra drainage in Karnataka, India. Critically endangered in the Western Ghats (Ref. 44149).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 4833); common length : 9.0 cm SL male/unsexed; (Ref. 35840)
Occurs in fast flowing rivers, canal and streams, hides in holes and rocks. Feeds on small fishes and crustaceans (Ref. 44149, 44151).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kobayakawa, M., 1989. Systematic revision of the catfish genus Silurus, with description of a new species from Thailand and Burma. Jap. J. Ichthyol. 36(2):155-186. (Ref. 9417)
IUCN Red List Status (Ref. 125652)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00293 - 0.01185), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 3.8 ±0.61 se; based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (20 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .