Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển gần đáy; Mức độ sâu 10 - ? m (Ref. 27363). Subtropical; 1°S - 46°S, 68°W - 14°E
Eastern Atlantic: known only from larvae collected in the southern Gulf of Guinea from Annobon, Equatorial Guinea to Mossamedes (Moçâmedes), Angola. Western Atlantic: Rio de Janeiro, Brazil to San Jorge Gulf, Argentina (Ref. 86990).
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 112 cm TL con đực/không giới tính; (Ref. 57911)
Short description
Khóa để định loại | Hình thái học | Sinh trắc học
Pectorals small and fan-shaped (Ref. 27363).
Found in shallow waters of the continental shelf (Ref. 27363). Feeds on fishes, shrimps, crabs and mollusks.
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
Specimens captured in deep waters of Brazil had ovaries occupying the whole abdominal cavity with scarce adipose tissue and degraded body indicative of semelparity (Ref. 92882).
Smith, D.G., 1990. Congridae. p. 156-167. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4453)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 11.8 - 24.9, mean 15.8 °C (based on 168 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00043 (0.00024 - 0.00076), b=3.23 (3.08 - 3.38), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.7 ±0.59 se; based on food items.
Generation time: 7.3 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (Assuming tm<5).
Fishing Vulnerability (Ref.
59153): High vulnerability (61 of 100).
Climate Vulnerability (Ref.
125649): Moderate vulnerability (38 of 100).
Nutrients (Ref.
124155): Calcium = 44.1 [26.7, 86.9] mg/100g; Iron = 0.851 [0.485, 1.384] mg/100g; Protein = 18.6 [15.8, 21.4] %; Omega3 = 0.3 [0.1, 0.8] g/100g; Selenium = 52.3 [28.1, 102.7] μg/100g; VitaminA = 7.4 [2.2, 24.5] μg/100g; Zinc = 0.556 [0.410, 0.786] mg/100g (wet weight);
