Actinopteri (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: Guichenot.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range - m (Ref. ), usually - m (Ref. ). Deep-water; 0°C - ; 6°S - 54°S, 82°W - 70°W (Ref. 34024)
Southeast Pacific: southern Peru to southern Chile.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 150 cm SL male/unsexed; (Ref. 34024)
Morphology | Morphometrics
Common species inhabiting rocky bottom in deep shelf and upper slope waters (Ref. 34024). Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
IUCN Red List Status (Ref. 124695)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 7.1 - 11, mean 8.8 °C (based on 22 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00269 (0.00127 - 0.00572), b=3.16 (2.98 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.9 ±0.74 se; based on food items.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Assuming tm>4).
Vulnerability (Ref. 59153
): Very high vulnerability (85 of 100) .
Nutrients (Ref. 124155
): Calcium = 12 [6, 24] mg/100g ; Iron = 0.254 [0.148, 0.435] mg/100g ; Protein = 15.4 [13.7, 17.5] % ; Omega3 = 0.245 [0.130, 0.446] g/100g ; Selenium = 29.9 [13.0, 66.1] μg/100g ; VitaminA = 11.7 [3.0, 40.0] μg/100g ; Zinc = 0.288 [0.197, 0.422] mg/100g (wet weight);