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Eupercaria/misc () >
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: Linnaeus.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; marino demersale; distribuzione batimetrica 0 - 100 m (Ref. 3593). Subtropical; 50°N - 30°N, 18°W - 42°E
Eastern Atlantic: Bay of Biscay and Gibraltar to southern Morocco, including the Mediterranean, Black Sea and Sea of Azov. Records south of Morocco have not been supported with descriptions.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 73.0 cm TL maschio/sesso non determinato; (Ref. 40637); common length : 40.0 cm TL maschio/sesso non determinato; (Ref. 3593); peso massimo pubblicato: 3.1 kg (Ref. 40637)
Raggi dorsali molli (totale): 22-23
Found over rocky and sandy bottoms in coastal waters. Juveniles enter estuaries. Feed on bottom invertebrates.
Group synchronous oocytes. A multiple-batch spawner (Ref. 109248).
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)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Not Evaluated
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale; Acquacoltura: sperimentale; Pesce da pesca sportiva: si
Informazioni ulteriori
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaFrequenze allelicheEreditarietàMalattieElaborazioneMass conversion
CollaboratoriImmaginiStamps, Coins Misc.SuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
Special reports
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Estimates based on models
Preferred temperature (Ref.
115969): 13.3 - 21, mean 18 °C (based on 276 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00570 - 0.01393), b=3.06 (2.93 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.46 se; based on food items.
Generation time: 3.9 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.28).
Prior r = 0.99, 95% CL = 0.65 - 1.48, Based on 2 stock assessments.
Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100) .