Teleostei (teleosts) >
Siluriformes (Catfishes) >
Callichthyidae (Callichthyid armored catfishes) > Callichthyinae
Etymology: Lepthoplosternum: Greek, leptos = thin + Greek, hoplon = weapon + Greek, sternon = chest, sternum (Ref. 45335).
More on author: Reis.
Taxonomic Remarks
See Reis (1997) for phylogeny and Reis (1998) for detailed description.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
South America: northern tributaries of Laguna dos Patos in southern Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.6 cm SL male/unsexed; (Ref. 37395)
Obligate air-breathing (Ref. 126274)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Reis, R.E., 1997. Revision of the neotropical catfish genus Hoplosternum (Ostariophysi: Siluriformes: Callichthyidae), with the description of two new genera and three new species. Ichthyol. Explor. Freshwat. 7(3-4):299-326. (Ref. 26144)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00708 (0.00294 - 0.01707), b=3.12 (2.90 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.0 ±0.3 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.). |
Fishing Vulnerability (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |