Actinopterygii (ray-finned fishes) > Stomiiformes
(Lightfishes and dragonfishes) > Gonostomatidae
Etymology: Sigmops: Taken from the name of the letter "S, sigma" (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 0 - 4389 m (Ref. 43939), usually ? - 800 m (Ref. 43939). Deep-water; 64°N - 20°N, 109°E - 122°W
Pacific Ocean: widely distributed in subarctic to subtropical waters, mainly west of 143°W and north of 15°N. Most abundant in the northwest Pacific between the southern Kuril Islands and Taiwan. South China Sea and East China Sea (Ref.74511).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.3 cm SL male/unsexed; (Ref. 43939)
Mesopelagic, nonmigratory at 200-1000 m (Ref. 58302). Migrates towards surface at night (Ref. 43939). Larvae and juveniles in upper 200 m (Ref. 43939). Minimum depth from Ref. 43939.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Also Ref. 103751.
Mecklenburg, C.W., T.A. Mecklenburg and L.K. Thorsteinson, 2002. Fishes of Alaska. American Fisheries Society, Bethesda, Maryland. xxxvii +1037 p. (Ref. 43939)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (30 of 100) .