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: Guichenot.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal. Deep-water; 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. 120744)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 7.1 - 11, mean 8.8 (based on 22 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00275 (0.00131 - 0.00577), 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. 69278
): Low, minimum population doubling time 4.5 - 14 years (Assuming tm>4).
Vulnerability (Ref. 59153
): Very high vulnerability (85 of 100) .