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Ophidiiformes (Cusk eels) >
Ophidiidae (Cusk-eels) > Neobythitinae
Etymology: Porogadus: Greek, poros = porous + Latin, gadus = a fish, cod? (Ref. 45335).
More on authors: Goode & Bean.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser bathydemersal; tiefenbereich 1000 - 5055 m (Ref. 34024). Deep-water
Cosmopolitan.
Size / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 38.7 cm SL Männchen/unbestimmt; (Ref. 125143)
This species is distinguished by the following characters: precaudal vertebrae 17-19; first gill arch with long gill rakers 14-18; HL:HD 1.81-2.03; all head spines are strong, present on ethmoidal, lacrimal, prefrontal, interorbital, supraorbital, sphenotic, 5th infraorbital, supratemporal, inner and outer posttemporal, inner and outer preopercular rims; opercular spine is sharp, strong, extruding; maxilla with scales; small opercular flap with ridges; lower lateral line pores extend until beginning of anal fin 23-26; broad dentition patch on vomer (3-5 rows of teeth) and palatines (4-9 rows of teeth); otolith with separate ostial and caudal colliculi; OL:OH = 1.55-1.9; OL:TCL = 1.7-1.9 (Ref. 125143).
A benthopelagic species at bathyal and abyssal depth (Ref. 56809). Common species (Ref. 34024). Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Schwarzhans, W.W. and P.R. Møller, 2021. Revision of the ‘dragon-head’ cusk eels of the genus Porogadus (Teleostei: Ophidiidae), with description of eight new species and one new genus. Zootaxa 5029(1):001-096. (Ref. 125143)
IUCN Rote Liste Status (Ref. 130435: Version 2024-2)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 1.9 - 4.2, mean 3 °C (based on 2268 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00110 (0.00040 - 0.00297), b=3.08 (2.85 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.6 ±0.6 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).
