Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) >
Gymnotiformes (Knifefishes) >
Apteronotidae (Ghost knifefishes)
Etymology: Sternarchorhynchus: Greek, sternon = sternon, + Greek, archos = anus + Greek, rhyngchos = snout (Ref. 45335); caboclo: Named for the caboclos (in Brazilian Portuguese means a person of mixed Brazilian Indian and European or African ancestry) of north of Brazil, whose field knowledge has contributed greatly to an understanding of Neotropical ichthyofauna.
Environment / Climate / Range
Ecology
Freshwater; benthopelagic. Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.6 cm TL male/unsexed; (Ref. 56957)
Distribution
Countries | FAO areas | Ecosystems | Occurrences | Introductions | Faunafri
South America: Brazil.
Specimens were collected above and below a waterfall along the Rio Mucajaí. The river in that region was characterized by steep banks and with dense forest along the shore; large amounts of aquatic plans of the family Podostemonacease were present in the area, the water acidic (pH 5.8) and well oxygenated (91% saturation) (Ref. 84053).
de Santana, C. D. and R.P. Vari, 2010. Electric fishes of the genus Sternarchorhynchus (Teleostei, Ostariophysi, Gymnotiformes); phylogenetic and revisionary studies. Zool. J. Linn. Soc. 159:223-371.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
More information
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Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 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): 3.3 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref.
69278): .
Vulnerability (Ref.
59153): Low vulnerability (12 of 100) .