Actinopteri (ray-finned fishes) > Anguilliformes
(Eels and morays) > Congridae
(Conger and garden eels) > Bathymyrinae
Etymology: Ariosoma: Greek, ari = very, strength, superiority + Greek, soma = body (Ref. 45335). More on authors: McCulloch & Waite.
Environment: milieu / climate zone / depth range / distribution range
Marine; benthopelagic; depth range 60 - 600 m (Ref. 54804), usually - m (Ref. ). Deep-water; 0°C -
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Western Pacific: slope of NE Australia, Lord Howe Rise, New Caledonia, and SE part of South Fiji Basin.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 42.2 cm TL (female)
Morphology | Morphometrics
soft rays: 161 - 178;
Vertebrae: 151 - 161. Diagnosis: The head and body of this species is uniformly light, margins of unpaired fins dark. Dorsal fin originates in front of the base of pectoral fin, above the 4th-6th pore of lateral line. Vertebrae 151-161; trunk 77-82. Pores of lateral line to anus 53-59. Supraorbital canal 6, suborbital canal 8, preoperculomandibular canal 10, occipital commissure 3 (Ref. 54804).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Karmovskaya, E.S., 2004. Benthopelagic bathyal conger eels of families Congridae and Nettastomatidae from the Western Tropical Pacific, with descriptions of ten new species. J. Ichthyol. 44(1):S1-S32. (Ref. 54804)
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
): 16.7 - 23, mean 19.9 °C (based on 37 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00110 (0.00044 - 0.00274), b=3.07 (2.85 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.9 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (36 of 100) .