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Lophiiformes (Anglerfishes) >
Gigantactinidae (Whipnose anglers)
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).
Eponymy: Dr John Richard Paxton (d: 1938) is an American-born Australian ichthyologist. [...] (Ref. 128868), visit book page.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
marinhas batipelágico; intervalo de profundidade 540 - 1500 m (Ref. 86949). Deep-water
Southwest Pacific.
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 29.5 cm SL macho/indeterminado; (Ref. 58502)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Raios dorsais moles (total) : 6 - 7; Raios anais moles: 5 - 6. Metamorphosed females distinguished by the following characteristics: have filaments on the dorsal surface of head just behind the base of the illicium; length of illicium 168-198% SL; presence of short filaments on base of illicium; escal bulb gradually tapering into a conical, spinulose darkly pigmented distal prolongation, length 12-28% SL; escal bulb and distal prolongation bearing low unpigmented papillae; short filaments present on distal prolongation, absent on base of escal bulb; absence of posterior pair of close set illicial appendage; long dentary teeth (longest tooth 3.4-7.1% SL), three or four longitudinal series in posterior part of jaw; short rays of caudal fin (27.5-35% SL) (Ref. 86949).
Body shape (shape guide): short and / or deep.
Bathy- and mesopelagic species (Ref. 75154).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Paxton, J.R., D.F. Hoese, G.R. Allen and J.E. Hanley, 1989. Pisces. Petromyzontidae to Carangidae. Zoological Catalogue of Australia, Vol. 7. Australian Government Publishing Service, Canberra, 665 p. (Ref. 7300)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Temperatura preferida (Ref.
123201): 6.5 - 8.3, mean 7.8 °C (based on 9 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 4.2 ±0.5 se; based on size and trophs of closest relatives
Vulnerabilidade da pesca (Ref.
59153): Low to moderate vulnerability (26 of 100).
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![Image of Gigantactis paxtoni (Paxton\](/images/thumbnails/jpg/tn_Gipax_u0.jpg "Image of Gigantactis paxtoni (Paxton\")
