Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Ophidiiformes
(Cusk eels) > Ophidiidae
(Cusk-eels) > Ophidiinae
Etymology: Genypterus: Greek, geny, -yos = face, jaw + Greek, pteron, = wing, fin (Ref. 45335). More on author: Regan.
This species is synonym of Genypterus blacodes (Forster, 1801) according to Nielsen et al. (1999: Ref. 34024). The species page will be removed.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 60 - 200 m (Ref. 9358). Subtropical; 21°S - 40°S, 62°W - 40°W
Southwest Atlantic: Rio de Janeiro, Brazil (Ref. 9358) to northern Argentina (Ref. 27363). Appears to be an unpatterned form of blacodes; status of this species unclear (Ref. 34024).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 68.8 cm SL male/unsexed; (Ref. 27363)
Found on soft mud bottom. Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Figueiredo, J.L. and N.A. Menezes, 1978. Manual de peixes marinhos do sudeste do Brasil. II. Teleostei (1). Museu de Zoologia, Universidade de São Paulo. Brasil. 110 p. (Ref. 9358)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Fisheries: minor commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 16.2 - 20.4, mean 18.6 (based on 28 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00131 - 0.00348), b=3.15 (3.01 - 3.29), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic Level (Ref. 69278
): 4.0 ±0.66 se; Based on food items.
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): High vulnerability (57 of 100) .