Overview

Comprehensive Description

Biology

Chiefly marine, common around river mouths and also entering river estuaries. Feeds on small fishes and invertebrates, such as crustaceans. Marketed fresh.
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Distribution

South America: Colombia to the mouth of the Amazon River.
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Physical Description

Size

Maximum size: 550 mm TL
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Max. size

55.0 cm TL (male/unsexed; (Ref. 5217))
  • Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez 1992 Fichas FAO de identificación de especies para los fines de la pesca. Guía de campo de las especies comerciales marinas y de aquas salobres de la costa septentrional de Sur América. FAO, Rome. 513 p. Preparado con el financiamento de la Comisión de Comunidades Europeas y de NORAD. (Ref. 5217)   http://www.fishbase.org/references/FBRefSummary.php?id=5217&speccode=7572 External link.
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Diagnostic Description

Two pairs of barbels on rostral region, one pair on lower jaw, one pair on posterior end of maxilla; end of maxilla barbel beyond anal fin origin; pectoral spine filament long, reaching anal fin origin; dorsal, pectoral, and pelvic fin membranes black; anal fin membrane black distally (some individuals white), white proximally; body silver gray or blue gray dorsally, silver white ventrally (Ref. 13608).
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Ecology

Habitat

Depth range based on 19 specimens in 1 taxon.
Water temperature and chemistry ranges based on 12 samples.

Environmental ranges
  Depth range (m): 5 - 60
  Temperature range (°C): 26.128 - 27.364
  Nitrate (umol/L): 0.516 - 0.926
  Salinity (PPS): 35.683 - 36.152
  Oxygen (ml/l): 4.294 - 4.579
  Phosphate (umol/l): 0.176 - 0.329
  Silicate (umol/l): 2.608 - 4.162

Graphical representation

Depth range (m): 5 - 60

Temperature range (°C): 26.128 - 27.364

Nitrate (umol/L): 0.516 - 0.926

Salinity (PPS): 35.683 - 36.152

Oxygen (ml/l): 4.294 - 4.579

Phosphate (umol/l): 0.176 - 0.329

Silicate (umol/l): 2.608 - 4.162
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Depth: 0 - 50m.
Recorded at 50 meters.

Habitat: demersal.
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Environment

demersal; brackish; marine; depth range ? - 50 m (Ref. 5217)
  • Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez 1992 Fichas FAO de identificación de especies para los fines de la pesca. Guía de campo de las especies comerciales marinas y de aquas salobres de la costa septentrional de Sur América. FAO, Rome. 513 p. Preparado con el financiamento de la Comisión de Comunidades Europeas y de NORAD. (Ref. 5217)   http://www.fishbase.org/references/FBRefSummary.php?id=5217&speccode=7572 External link.
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Bagre bagre

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Species: 12
Species With Barcodes: 1

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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: commercial
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Disclaimer

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