Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Sciaenidae
(Drums or croakers)
Etymology: Genyonemus: Greek, geny, -yos = face, jaw + Greek, nema = filament (Ref. 45335).
Environment / Climate / Range
Marine; benthopelagic; depth range ? - 183 m (Ref. 2850), usually ? - 30 m (Ref. 2850). Subtropical; 55°N - 26°N
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 13 - 15 cm
Max length : 41.0 cm TL male/unsexed; (Ref. 2850); max. reported age: 15 years (Ref. 56049)
Eastern Pacific: Barkley Sound in British Columbia, Canada to southern Baja California, Mexico; rare north of California, USA.
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. Houghton Mifflin Company, Boston, U.S.A. 336 p. (Ref. 2850)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: minor commercial; gamefish: yes
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00554 - 0.01890), b=3.09 (2.94 - 3.24), based on LWR estimates for species & Family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.49 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (tm=1; tmax = 15; Min batch fecundity = 800).
Vulnerability (Ref. 59153
): Low vulnerability (23 of 100) .