Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas; estuarina demersal; intervalo de profundidade 10 - 70 m (Ref. 10799). Tropical; 21°N - 18°S, 27°W - 14°E (Ref. 57343)
Eastern Atlantic: Senegal to Angola (Ref. 57402). Also reported from Mauritania (Ref. 10799) and Cape Verde (Ref. 27000). Reported from Cuba based on a single specimen; no other specimens taken from the western Atlantic (Ref. 57343).
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm 15.0 range ? - 17 cm
Max length : 35.0 cm TL macho/indeterminado; (Ref. 57402); common length : 25.0 cm TL macho/indeterminado; (Ref. 3659)
Espinhos dorsais (total) : 9; Raios dorsais (total) : 14 - 18; Espinhos anais: 3; Raios anais : 28 - 30. Diagnosis: detached pectoral filaments very long, exceeding body length; base of anal fin much longer than base of 2nd dorsal fin; body moderately elongate and compressed, its height comprised 3.0-3.4 in standard length; snout very short, blunt and prominent; mouth inferior; maxillary bone strongly widened at its end, reaching largely past eye; 2 widely separated dorsal fins, 1st with 8 flexible spines, 2nd with 1 spine and 14-18 soft rays; anal fin base much longer than 2nd dorsal fin base; pectoral fin inserted very low on body; threadlike filaments, 5 in number, 4 of them longer than total length of fish; scales ctenoid; head scaly (Ref. 57402).
Coloration: body uniformly silvery, greyish on back, shading to whitish ventrally; fins tinged with yellow (Ref. 57402).
Occurs over sandy (Ref. 2683) and muddy bottoms in shallow waters (Ref. 57343), frequently in brackish waters (Ref. 57343, 57402) and estuaries (Ref. 57402). Carnivorous (Ref. 57402), feeds on fish and shrimps (Ref. 28587).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Motomura, H., 2004. Threadfins of the world (Family Polynemidae). An annotated and illustrated catalogue of polynemid species known to date. FAO Spec. Cat. Fish. Purp. Rome: FAO. 3:117 p. (Ref. 57343)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: altamente comercial
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 20.2 - 27.9, mean 25.8 °C (based on 70 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00398 (0.00237 - 0.00669), b=3.13 (2.98 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 3.6 ±0.57 se; based on food items.
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (K=0.72).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (75 of 100).
Nutrients (Ref.
124155): Calcium = 194 [95, 369] mg/100g; Iron = 1.34 [0.67, 2.39] mg/100g; Protein = 19.5 [18.0, 21.1] %; Omega3 = 0.274 [0.169, 0.428] g/100g; Selenium = 64.3 [33.4, 126.3] μg/100g; VitaminA = 11.4 [5.1, 25.3] μg/100g; Zinc = 1.44 [1.00, 2.11] mg/100g (wet weight);
