Actinopterygii (ray-finned fishes) > Anguilliformes
(Eels and morays) > Ophichthidae
(Snake eels) > Ophichthinae
Etymology: Ophichthus: Greek, ophis = serpent + Greek, ichthys = fish (Ref. 45335). More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 1 - 30 m (Ref. 86942). Tropical; 38°N - 26°S, 96°E - 148°W
Pacific Ocean: East Indies to the Society Islands, north to the Mariana Islands, south to Queensland; Mariana and Marshall Islands in Micronesia. Also in southern Japan (Ref. 637). Reported from India (Ref. 45255).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 115 cm TL male/unsexed; (Ref. 90102)
Morphology | Morphometrics
Vertebrae: 155 - 157. Body pale, almost white, with dark snout (Ref. 48635) and distinctive marking on back of head.
Inhabits muddy to sandy inshore areas and occasionally forages in the open at night (Ref. 637). Burrowing species (Ref. 75154). Caught rarely with gill net from the muddy shallow bottoms of Ryukyu Islands (Ref. 637). Nocturnally active (Ref 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 25.3 - 29.3, mean 28.6 (based on 1539 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00151 (0.00061 - 0.00377), b=2.90 (2.69 - 3.11), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.1 ±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 to high vulnerability (53 of 100) .