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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 author: Günther.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 2500 - 4810 m (Ref. 125143). Deep-water
Indo-West Pacific: off East Africa; Australia, and Papua New Guinea.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 22.9 cm TL mâle / non sexé; (Ref. 41039)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This species is distinguished by the following characters: precaudal vertebrae 16-18; first gill arch with long gill rakers 13-17; pectoral-fin rays 16-18; HL:HD 1.73-2.01; most head spines are weak, present on ethmoidal, lacrimal (ridge), prefrontal, interorbital, sphenotic, outer posttemporal, inner preopercular rim and absent on supraorbital, 5th infraorbital, supratemporal, inner posttemporal, outer preopercular rim; opercular spine sharp and extruding; opercular flap small; lower lateral line pores until beginning of anal fin 23; moderately broad dentition patch on vomer with 2-5 rows of teeth and on palatines 3-5 rows of teeth; otolith with single colliculum; OL:OH = 1.3; OL:TCL = 2.45 (Ref. 125143).
Rare species, known from a depth of 2.560 m (Ref. 34024). Reproductive strategy possibly similar to other members of this family featuring oviparity, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.6 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
