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Lophiiformes (Anglerfishes) >
Thaumatichthyidae (Wolftrap anglers (Ref. 7463), Wolftrap Seadevils (Ref. 86949))
Etymology: Lasiognathus: Greek, 'lasios' = hairy or wooly + Greek, 'gnathos' = jaw (with reference to the huge number of long teeth of the upper jaw) ( Ref. 86949).
Eponymy: Sir Izaac Walton (ca: 1593–1683) was honoured for writing The Compleat Angler (1653). [...] (Ref. 128868), visit book page.
More on authors: Nolan & Rosenblatt.
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
marina batypelagisk; djupintervall 0 - 1350 m (Ref. 27827). Deep-water
Eastern Central Pacific.
Size / Vikt / Age
Könsmognad: Lm ? range ? - ? cm
Max length : 9.4 cm SL (female)
Mjukstrålar i ryggfenan (totalt) : 6 - 7; Mjukstrålar i analfenan: 4 - 5. Escal bulb with a membranous anterior crest. Distal escal appendage an elongate, cylindrical stalk, flattened and expanded distally, bearing slender filaments on periphery, without elongate prolongation emerging from bases of escal hooks. Posterior escal appendage broad, laterally compressed (Ref 27827). Length of illicium 38%SL; anterior crest of escal bulb with rounded outer margin and broad base; posterior escal appendage a compressed flange 2.1% SL in length, with irregularly rounded edge and broad base, emerging from below escal pore (Ref. 86949).
Body shape (shape guide): short and / or deep.
Feeds mainly on fish and occasionally on invertebrates (copepods) (Ref. 27828).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Bertelsen, E. and T.W. Pietsch, 1996. Revision of the ceratioid anglerfish genus Lasiognathus (Lophiiformes: Thaumatichthyidae), with the description of a new species. Copeia 1996(2):401-409. (Ref. 27827)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 7.3 - 15.2, mean 9.1 °C (based on 5 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5176 [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).
Trofisk nivå (Ref.
69278): 3.8 ±0.56 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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