>
Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Umbrina: Latin, umbra, -ae = shadow, in the sense of phantom; due to its quick movements (Ref. 45335).
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 20 - 200 m (Ref. 2683). Subtropical; 43°N - 36°S, 19°W - 56°E (Ref. 56870)
Eastern Atlantic and Western Indian Ocean: western Mediterranean and Gibraltar (Ref. 3593) to the Cape and along the east coast of Africa to the Persian Gulf. Not yet recorded from Namibia but may eventually be found there (Ref. 27121).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL mannelijk / geslacht onbekend; (Ref. 11228); common length : 50.0 cm TL mannelijk / geslacht onbekend; (Ref. 3490)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 11; Dorsale zachte stralen (totaal) : 23 - 26; Anale stekels: 2; Anale zachte stralen: 7. Juveniles brown with narrow oblique wavy stripes, becoming obscure with age (Ref. 4373).
Coastal species (Ref. 27000). Inhabits rocky and sandy bottoms (Ref. 2683). Juveniles may occur in littoral areas. Feeds on shrimps, worms and other bottom-dwelling invertebrates (Ref. 4780). Sold fresh (Ref. 3490).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Chao, L.N. and E. Trewavas, 1990. Sciaenidae. p. 813-826. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 3593)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; sportvis: ja
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 13.7 - 25.8, mean 17.3 °C (based on 233 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00912 (0.00560 - 0.01485), b=3.09 (2.95 - 3.23), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.4 ±0.42 se; based on food items.
Generation time: 2.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (K=0.3).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).
Nutrients (Ref.
124155): Calcium = 54 [30, 110] mg/100g; Iron = 0.976 [0.488, 1.737] mg/100g; Protein = 19.7 [18.6, 20.8] %; Omega3 = 0.322 [0.192, 0.523] g/100g; Selenium = 41.6 [22.4, 81.4] μg/100g; VitaminA = 5.95 [1.99, 20.02] μg/100g; Zinc = 0.574 [0.405, 0.843] mg/100g (wet weight);