Overview

Comprehensive Description

Biology

Found over mud and sand bottoms (Ref. 3702). Marketed mostly fresh (Ref. 3702).
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Distribution

Western Atlantic: Colombia to northern Brazil. Also reported in Nicaragua (Ref. 13613).
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Physical Description

Morphology

Dorsal spines (total): 11; Dorsal soft rays (total): 24 - 29; Analspines: 2; Analsoft rays: 8 - 10
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Size

Maximum size: 600 mm TL
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Max. size

60.0 cm TL (male/unsexed; (Ref. 3702)); max. published weight: 2,000 g (Ref. 5217)
  • Chao, L.N. 1978 Sciaenidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). Volume 4. FAO, Rome. (Ref. 3702)   http://www.fishbase.org/references/FBRefSummary.php?id=3702&speccode=1162 External link.
  • 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

Silvery grey on back, pale below. Trunk with dotted oblique stripes along scale rows. Inside opercle black, visible externally. Spinous dorsal-fin margin dark. Mouth large, slightly oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Chin without barbels or pores. Snout with 2 marginal pores. Gas bladder with a pair of straight, horn-like anterior appendages. Soft dorsal fin unscaled except 2 or 3 rows of small scales along its base (Ref 51721).
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Type Information

Holotype for Cynoscion similis Randall & Cervigon
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): J. Randall
Year Collected: 1965
Locality: Venezuela: Margarita Island, Porlamar Fish Market, Isla de Margarita, Nueva Esparta, Venezuela, Caribbean Sea, Atlantic
  • Holotype: Randall, J. E. & Cervigon, F. 1968. Memoria. Sociedad de Ciencias Naturales La Salle. 27 (78).
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Ecology

Habitat

Depth range based on 6 specimens in 1 taxon.
Water temperature and chemistry ranges based on 4 samples.

Environmental ranges
  Depth range (m): 18.3 - 51
  Temperature range (°C): 26.480 - 26.584
  Nitrate (umol/L): 0.926 - 1.061
  Salinity (PPS): 35.984 - 36.119
  Oxygen (ml/l): 4.294 - 4.482
  Phosphate (umol/l): 0.215 - 0.218
  Silicate (umol/l): 2.785 - 4.128

Graphical representation

Depth range (m): 18.3 - 51

Temperature range (°C): 26.480 - 26.584

Nitrate (umol/L): 0.926 - 1.061

Salinity (PPS): 35.984 - 36.119

Oxygen (ml/l): 4.294 - 4.482

Phosphate (umol/l): 0.215 - 0.218

Silicate (umol/l): 2.785 - 4.128
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Depth: 20 - 60m.
From 20 to 60 meters.

Habitat: demersal. Found over mud and sand bottoms from the coastline to depths between 20 and 60 m (Ref. 3702). Marketed mostly fresh (Ref. 3702).
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Environment

demersal; marine; depth range 20 - 60 m (Ref. 3702)
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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: minor commercial
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