Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Lophiiformes
(Anglerfishes) > Gigantactinidae
Etymology: Gigantactis: Greek, 'gigas' or 'gigantos' = gigantic + Greek, 'aktis' = ray (referring to the unusually long first dorsal-fin spine that functions as a lure in this genus) (Ref. 86949).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 0 - 2000 m (Ref. 26282). Deep-water
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 26.2 cm SL (female)
Morphology | Morphometrics
Metamorphosed females distinguished by the following characteristics: length of illicium 373% SL; four pairs of large distal escal filaments; 7 proximal filaments centered on anterior margin of escal bulb; absence of escal papillae; short dentary teeth (longest 1.6% SL), arranged posteriorly in four longitudinal series; prolonged second and seventh caudal fin rays (70-95% SL respectively) (Ref. 86949).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
McAllister, D.E., 1990. A working list of fishes of the world. Copies available from D.E. McAllister, Canadian Museum of Nature, P.O. Box 3443, Ottawa, Ontario K1P 6P4, Canada. 2661 p. plus 1270 p. Index. (Ref. 27116)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 5.9 - 16.5, mean 10.5 (based on 103 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.2 ±0.7 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (22 of 100) .