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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Kumba: Named for the Marine Biological Association of the United Kingdom, whose research vessel Sarsia dredged the type species.; gymnorhynchus: From the Greek word 'gymnos' meaning naked and 'rhynchos' or snout (noun in apposition)..
More on authors: Iwamoto & Sazonov.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 1260 - 1370 m (Ref. 11651). Deep-water; 30°S - 31°S
Eastern Indian Ocean: West Australian Ridge (Broken Ridge).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 49.6 cm TL mâle / non sexé; (Ref. 11651)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 2. Firm head, not inflated with sensory canals lacking pores. Dorsally scaleless snout extend to
lateral nasal angles but not onto the forehead. Orbit diameter about 26% of head length; snout slightly longer than orbit; interorbital about equal to the orbit; upper jaw 40-43% HL; short barbel, about 7% HL. 1D II,10 (Ref. 11651).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Iwamoto, T. and Y.I. Sazonov, 1994. Revision of the genus Kumba (Pisces, Gadiformes, Macrouridae), with the description of three new species. Proc. Calif. Acad. Sci. 48(11):221-237. (Ref. 11651)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00111 - 0.00431), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).