Teleostei (teleosts) >
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: Gill.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 0 - 35 m (Ref. 9118). Tropical; 22°N - 4°N, 107°W - 85°W (Ref. 57020)
Eastern Pacific: Gulf of California to Peru.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL male/unsexed; (Ref. 55763); common length : 22.0 cm TL male/unsexed; (Ref. 55763)
Short description
Identification keys | Morphology | Morphometrics
Body oblong, compressed, and moderately deep, with an arched dorsal profile; snout prominent; mouth small and inferior; lower jaw enclosed by upper; chin with a stiff barbel; edge of preopercle serrate; second dorsal fin short, with 20 soft rays; pectoral fins with 19 rays; first pelvic ray prolonged; body uniformly dark and silvery; flanks without stripes; fins dark; first pelvic ray white (Ref. 55763).
Found over sandy bottom (Ref. 9118). Juveniles also littoral pools (Ref. 9118). Feeds on fishes, crustaceans and bivalves (Ref. 9118).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Chao, L.N., 1995. Sciaenidae. Corvinas, barbiches, bombaches, corvinatas, corvinetas, corvinillas, lambes, pescadillas, roncachos, verrugatos. p. 1427-1518. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para identificacion de especies para los fines de la pesca. Pacifico Centro-oriental. 3 volumes. 1813 p. (Ref. 9118)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fisheries: commercial
Tools
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 26.9 - 29.1, mean 28.5 °C (based on 85 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00555 - 0.01432), b=3.14 (3.00 - 3.28), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.7 ±0.56 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
Nutrients (Ref.
124155): Calcium = 149 [88, 296] mg/100g; Iron = 1.09 [0.56, 1.94] mg/100g; Protein = 19 [18, 20] %; Omega3 = 0.215 [0.114, 0.352] g/100g; Selenium = 48.4 [26.1, 94.5] μg/100g; VitaminA = 20.6 [7.2, 63.6] μg/100g; Zinc = 1.11 [0.80, 1.59] mg/100g (wet weight);