Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > 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: Jordan, Gilbert.
Environment / Climate / Range
Marine; demersal; depth range ? - 45 m (Ref. 9118). Subtropical; 34°N - 22°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 56.0 cm TL male/unsexed; (Ref. 40637); max. published weight: 2.5 kg (Ref. 40637)
Eastern Central Pacific: Point Conception in California, USA to the Gulf of California; old records from as far north as San Francisco, California.
Found in shallow sandy areas, often in surf zones, bays and tidal sloughs. Feed on fishes, crustaceans, marine worms and bivalves (Ref. 9118) Often caught by surf fishers. Pelagic spawners (Ref. 56049).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 336 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278
): 3.5 ±0.47 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (36 of 100) .