Actinopteri (ray-finned fishes) > Tetraodontiformes
(Puffers and filefishes) > Triacanthodidae
(Spikefishes) > Triacanthodinae
Etymology: Atrophacanthus: Greek, atrophos, -os, -os = not edible + Greek, akantha = thorn; Atrophos has also the meaning of languid, exhausted (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 300 - 2000 m (Ref. 557). Deep-water
Indo-West Pacific: Japan, the Philippines, Celebes Sea, off Tanzania, and probably in South Africa.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.4 cm SL male/unsexed; (Ref. 557)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Tyler, J.C., 1986. Triacanthodidae. p. 887-890. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 6660)
IUCN Red List Status (Ref. 125652)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 2.4 - 9.1, mean 6.1 °C (based on 998 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this BS (Ref. 93245
Trophic level (Ref. 69278
): 3.7 ±0.7 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .