Actinopteri (ray-finned fishes) > Trachichthyiformes
(Roughies) > Diretmidae
Etymology: Diretmoides: Greek, di = two + Greek, eretmos = oar + Greek, suffix, oides = similar to (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 340 - 1300 m (Ref. 9927). Deep-water
Eastern Indian Ocean: Mentawai range of the Andaman. Western Pacific: Timor and South China seas.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 23.3 cm SL male/unsexed; (Ref. 9927)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kotlyar, A.N., 1988. Classification and distribution of fishes of the family Diretmidae (Beryciformes). Vopr. Ikhtiol. 27(6):883-897.  (In Russian, English translation in J. Ichthyol. 28(2):1-15). (Ref. 9927)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 2.3 - 9.9, mean 7.3 °C (based on 451 cells).
Phylogenetic diversity index (Ref. 82805
= 0.8125 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01698 (0.00652 - 0.04421), b=3.01 (2.78 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.5 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (18 of 100) .