Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 0 - 110 m (Ref. 6902), usually ? - 80 m (Ref. 50163). Subtropical; 18°N - 27°S, 82°W - 33°W (Ref. 114953)
Western Atlantic: Caribbean to Brazil, and possibly further south to northern Argentina (Ref. 114953). Eastern Atlantic: tropical waters of West Africa.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm 54.7 range ? - ? cm
Max length : 100.0 cm WD macho/indeterminado; (Ref. 5217); common length : 70.0 cm WD macho/indeterminado; (Ref. 5217); peso máx. publicado: 955.10 g (Ref. 118626)
Shorter nostrils, no enlarged tubercles on the tip of the snout. Olive gray, reddish brown or chocolate brown. Pale translucent area on either side of rostral ridges. Darker brown spots or blotches on sides. Lower surface pale yellowish, greyish or dusky white, tip of the snout with a more or less conspicuous sooty blotch (Ref. 6902).
Found on shallow, soft bottoms. Ovoviviparous (Ref. 50449). Flesh considered low quality (Ref. 5217). Traded as an aquarium fish at Ceará, Brazil (Ref. 49392).
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449).
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)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais; Aquário: Espécies comerciais
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 19.2 - 28, mean 26.7 °C (based on 456 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00288 (0.00173 - 0.00480), b=3.09 (2.94 - 3.24), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.6 ±0.5 se; based on diet studies.
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Fec = 2-13).
Fishing Vulnerability (Ref.
59153): High vulnerability (65 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (66 of 100).
Nutrients (Ref.
124155): Calcium = 25.4 [5.0, 117.1] mg/100g; Iron = 0.733 [0.188, 2.110] mg/100g; Protein = 19.3 [17.2, 21.2] %; Omega3 = 0.221 [0.099, 0.473] g/100g; Selenium = 25 [7, 69] μg/100g; VitaminA = 7.74 [2.72, 21.32] μg/100g; Zinc = 0.582 [0.290, 1.051] mg/100g (wet weight);
