Actinopterygii (ray-finned fishes) > Anguilliformes
(Eels and morays) > Synaphobranchidae
(Cutthroat eels) > Ilyophinae
Etymology: Dysomma: Greek, dys, dyo = two + Greek, omma = eye.
Environment / Climate / Range
Marine; demersal; depth range 30 - 270 m (Ref. 11230). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 52.0 cm TL male/unsexed; (Ref. 559)
Vertebrae: 119 - 130. Greyish white in color, median fins darker (Ref. 3973). No scales and no papillae on cheek. Lateralis line pores nearly complete. Counts of cephalic sensory pores: infraorbital 5; supraorbital 3; preoperculo-mandibular 6 (Ref. 31561)
Western Atlantic: southern Florida and Texas in USA to Venezuela. Indo-West Pacific: South Africa (Ref. 3973, near Zanzibar (Ref. 26165) and Japan. Undoubtedly wide-ranging.
Inhabits coastal waters. Prefers muddy bottoms, often off mouths of large rivers.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Castle, P.H.J., 1986. Synaphobranchidae. p. 188-190. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3973)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.8 ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low to moderate vulnerability (26 of 100) .