Boulengerella cuvieri   (Spix & Agassiz, 1829)

Catalog of Fishes (gen., sp.) | ITIS | CoL
Classification
Actinopterygii | Characiformes | Ctenoluciidae
Synonyms
Common names
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Main reference
Size / Weight / Age
Max length : 88.0 cm FL male/unsexed; (Ref. 40637); max. published weight: 6,000 g (Ref. 54653)
Environment
Pelagic; freshwater
Climate / Range
Tropical
Distribution
South America: Rio Amazonas, Rio Tocantins, Río Orinoco, Essequibo River, Oyapock River [= Rio Oiapoque] and rivers of Amapá, and Pará, Brazil.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Dorsal spines (total): 0; Dorsal soft rays (total): 10 - 11; Anal spines: 0; Anal soft rays: 9 - 11; Vertebrae: 48 - 49. The location of the dorsal fin base distinctly anterior to the vertical through the anal fin origin distinguishes this species from all ctenoluciids except B. lucius and B. xyrekes, from which it can be distinguished by the discrete black spot on the basal portions of the caudal fin rays, and also by different pigmentation on the body.
Biology
    Glossary (e.g. epibenthic)
Usually inhabits areas with rapid water, always on the surface, behind obstacles like rocks and logs (Ref. 54653). Some small-sized individuals occur in calmer waters such as lakes, small bays (Ref. 54653). Solitary or forms small schools (Ref. 54653). A carnivorous fish with preference on fish (Ref. 54653).
IUCN Red List Status (Ref. 57073)
Threat to humans
  Harmless
Human uses
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Estimation of some characteristics with mathematical models
Resilience (Ref. 69278)
Vulnerability (Ref. 59153)
Price category (Ref. 80766)
Moderate to high vulnerability (50 of 100)

Entered by Torres, Armi G.



FishBase mirror site : US - CGNET
Page last modified by : elaxamana, 15 July 2009

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