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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse".
More on authors: Iwamoto & Williams.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser bathydemersal; tiefenbereich 500 - 1320 m (Ref. 35909). Deep-water
Eastern Indian Ocean: Western Australia.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 37.0 cm TL Männchen/unbestimmt; (Ref. 35909)
Rückenflossenstacheln (insgesamt) : 2. Pelvic fin rays 11-12; height first dorsal fin about equal to or more than head length; underside of head scaled, but lacking prominent pores of sensory lateralis system; body scales with dense covering of broadly shield-shaped spinules; 5.5-7.5 scale rows below origin of second dorsal fin, 36-42 lateral line scales over distance equal to predorsal length; trunk completely encircled by broad dark band, although sometimes rather faint; first dorsal fin uniformly blackish; anterior dermal window of light organ scarcely developed, usually apparent only as triangular anterior protrusion of naked periproct, situated behind line connecting insertions of pelvic fins; orbit to preopercle distance 38-44% of head length; upper jaw 29-34%; gill rakers on inner side of first arch 9-10. Snout protruding, angular.
Body shape (shape guide): elongated; Cross section: compressed.
A benthic species found on the continental slope (Ref. 75154).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Iwamoto, T. and A. Williams, 1999. Grenadiers (Pisces, Gadiformes) from the continental slope of western and northwestern Australia. Proc. Calif. Acad. Sci. 51(3):105-243. (Ref. 35909)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00219 (0.00112 - 0.00429), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.3 ±0.1 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Moderate to high vulnerability (52 of 100). 🛈 |