No image available for this species; drawing shows typical species in Gigantactinidae.
Madeira Islands country information
Common names:
[No common name]
Occurrence:
native
Salinity:
marine
Abundance:
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Importance:
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Aquaculture:
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Regulations:
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Uses:
no uses
Comments:
Known from off Madeira and south to about 20°N, 20°S (Ref. 86949).
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences:
OccurrencesPoint map
Main Ref:
Pietsch, T.W., 2009
National Database:
> 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).
Environment: milieu / climate zone / depth range / distribution range
экология
морской батипелагический; пределы глубины 1005 - 1360 m (Ref. 86949). Deep-water
Maturity: Lm? range ? - ? cm Max length : 5.7 cm SL (female)
Краткое описание определительные ключи | морфология | морфометрия
колючие лучи спинного плавника (общее число) : 0; членистые (мягкие) лучи спинного плавника (общее число) : 5; колючие лучи анального плавника: 0; членистые (мягкие) лучи анального плавника: 5. Esca with a dense cluster of 14-16 short, lanceolate appendages, each with numerous tiny spherical inclusions, emerging from a distal patch of pigment (Ref. 41361); length of illicium 247-256% SL; escal bulb without distal prolongation; escal papillae absent; proximal escal papillae absent; short dentary teeth (longest 1.1-1.4% SL), arranged posteriorly in two longitudinal series; length of caudal fin rays less than 37% SL; weakly developed skin coverage of proximal part of caudal fin; caudal fin rays free nearly to base (Ref. 86949).
Known from 3 specimens, the biggest of which is an adolescent female measuring 5.7 cm SL (Ref. 41361).
Life cycle and mating behavior Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки
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)
Phylogenetic diversity index (Ref. 82804): PD50 = 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).
Trophic level (Ref. 69278): 3.5 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).
