Actinopteri (ray-finned fishes) >
Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Genyonemus: Greek, geny, -yos = face, jaw + Greek, nema = filament (Ref. 45335).
More on author: Ayres.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; benthopelagic; depth range ? - 183 m (Ref. 2850), usually ? - 30 m (Ref. 2850). Subtropical; 49°N - 24°N, 129°W - 111°W
Eastern Pacific: Canada (Barkley Sound in British Columbia) to Mexico (southern Baja California; rare north of California, USA.
Length at first maturity / Size / Weight / Age
Maturity: Lm 14.0, range 13 - 15 cm
Max length : 41.0 cm TL male/unsexed; (Ref. 2850); max. reported age: 15 years (Ref. 56049)
Found over sandy bottoms (Ref. 9118). Feed on polychaetes, small shrimps, crabs and mollusks (Ref. 9118). Oviparous, multiple pelagic spawner (Ref. 51256).
A multiple spawner (Ref. 51256).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 125652)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial; gamefish: yes
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
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Estimates based on models
Preferred temperature (Ref.
115969): 7.7 - 18.1, mean 10.7 °C (based on 104 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00567 - 0.01848), b=3.09 (2.94 - 3.24), in cm total length, based on LWR estimates for species & Subfamily-BS (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.49 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (tm=1; tmax = 15; Min batch fecundity = 800).
Fishing Vulnerability (Ref.
59153): Low vulnerability (23 of 100) .
Climate Vulnerability (Ref.
125649): Low to moderate vulnerability (29 of 100) .
Nutrients (Ref.
124155): Calcium = 106 [52, 201] mg/100g ; Iron = 1.32 [0.74, 2.23] mg/100g ; Protein = 19.6 [18.5, 20.7] % ; Omega3 = 0.332 [0.177, 0.536] g/100g ; Selenium = 33.9 [17.7, 64.0] μg/100g ; VitaminA = 9.75 [3.00, 31.27] μg/100g ; Zinc = 0.991 [0.654, 1.569] mg/100g (wet weight);