Overview

Comprehensive Description

Biology

Especially abundant at about 100 m depth (Ref. 27363). Found over sand and mud bottoms (Ref. 47377).
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Distribution

Southwest Atlantic: Cabo de São Tomé, Rio de Janeiro, Brazil to Bonaerensis, Argentina.
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Southwest Atlantic.
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Physical Description

Morphology

Dorsal spines (total): 11; Dorsal soft rays (total): 21 - 25; Analspines: 2; Analsoft rays: 7 - 8
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Size

Maximum size: 370 mm TL
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Max. size

40.0 cm TL (male/unsexed; (Ref. 47377))
  • Figueiredo, J.L. de, A.P. dos Santos, N. Yamaguti, R.A. Bernardes and C.L. Del Bianco Rossi-Wongtschowski 2002 Peixes da zona econômica exclusiva da Região Sudeste-Sul do Brasil: Levantamento com Rede de Meia-Água. São-Paulo: Editora da Universidade de São Paulo; Imprensa Oficial do Estado, 242 p. (Ref. 47377)   http://www.fishbase.org/references/FBRefSummary.php?id=47377&speccode=205 External link.
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Diagnostic Description

Upper part of body with many dark longitudinal stripes; no well defined dark spots at bases of pectoral fins (Ref. 27363).
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Ecology

Habitat

Environment

demersal; oceanodromous (Ref. 51243); brackish; marine; depth range ? - 200 m (Ref. 47377), usually 10 - 100 m (Ref. 27363)
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Depth range based on 27 specimens in 1 taxon.
Water temperature and chemistry ranges based on 16 samples.

Environmental ranges
  Depth range (m): 25 - 150
  Temperature range (°C): 6.422 - 19.261
  Nitrate (umol/L): 1.766 - 18.880
  Salinity (PPS): 33.394 - 36.216
  Oxygen (ml/l): 4.644 - 5.876
  Phosphate (umol/l): 0.310 - 1.890
  Silicate (umol/l): 3.184 - 8.174

Graphical representation

Depth range (m): 25 - 150

Temperature range (°C): 6.422 - 19.261

Nitrate (umol/L): 1.766 - 18.880

Salinity (PPS): 33.394 - 36.216

Oxygen (ml/l): 4.644 - 5.876

Phosphate (umol/l): 0.310 - 1.890

Silicate (umol/l): 3.184 - 8.174
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Migration

Oceanodromous. Migrating within oceans typically between spawning and different feeding areas, as tunas do. Migrations should be cyclical and predictable and cover more than 100 km.
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Trophic Strategy

Especially abundant at about 100 m depth (Ref. 27363). Found over sand and mud bottoms (Ref. 47377). Caught below 165 m depth and at temperatures over 15.2°C in Brazil (Ref. 54164).
  • Lucena, F.M., T. Vaske Jr., J.R. Ellis and C.M. O'Brien 2000 Seasonal variation in the diets of bluefish, Pomatomus saltatrix (Pomatomidae) and striped weakfish, Cynoscion guatucupa (Sciaenidae) in southern Brazil: implications of food partitioning. Environ.Biol. Fish. 57:423-434. (Ref. 42756)   http://www.fishbase.org/references/FBRefSummary.php?id=42756&speccode=413 External link.
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Umbrina canosai

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 9
Species With Barcodes: 1
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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: highly commercial; price category: low; price reliability: reliable: based on ex-vessel price for this species
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Disclaimer

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