Teleostei (teleosts) > 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 300 - 5300 m (Ref. 559), usually 700 - 1300 m (Ref. 117245). Deep-water; 68°N - 57°S, 180°W - 180°E
Tropical and temperate parts of all oceans. North-eastern Atlantic: single record at 62°39'N, 33°45'W. Absent from Mediterranean (Ref. 36125).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 62.0 cm TL (female)
soft rays: 6. Esca covered with minute spines and bearing distally-flattened papillae; elongate, darkly pigmented distal prolongation attached to escal bulb; short, black filaments concentrated around tip of the prolongation; escal bulb with 2-3 unpigmented filaments; close-set pair of small appendages on posterior margin of illicium some distance below bulb (Ref. 13608); length of illicium less than 120% SL (71-112% SL in specimens greater than 25 mm); relatively long dentary teeth (longest 2.6-5.0% SL) in three longitudinal series; length of rays of caudal fin less than 45% SL (Ref. 86949).
Rarely caught (Ref. 559).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Bertelsen, E., 1990. Gigantactinidae. p. 513-515. In J. C. Quero, J. C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 10761)
IUCN Red List Status (Ref. 126983)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
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