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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse".
Eponymy: Dr Nigel Robert Merrett (d: 1940) is a British zoologist and ichthyologist. [...] (Ref. 128868), visit book page.
More on authors: Iwamoto & Williams.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien bathydemersaal; diepte 568 - 886 m (Ref. 91203). Deep-water
Eastern Indian Ocean: Western Australia and off Indonesia.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 24.5 cm TL mannelijk / geslacht onbekend; (Ref. 35909)
Dorsale stekels (totaal) : 2; Anale stekels: 0. pelvic fin rays 9; underside of head almost completely naked, pocketed with prominent pores; body scales covered with moderately long, needlelike spinules in mostly parallel rows, spinules overlap posterior scale margin slightly; 6.5-7.5 scale rows below origin of second dorsal fin; lower jaw teeth in broad, short band; abdomen light bluish, dorsally on trunk dirty straw-colored or tawny; first dorsal fin dusky overall; anterior dermal window of light organ between pelvic fin bases. Snout protruding, angular.
Body shape (shape guide): elongated; Cross section: compressed.
A benthic species found on the continental slope (Ref. 75154).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | 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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (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). |
Trofisch niveau (Ref. 69278) |
3.3 ±0.1 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate vulnerability (39 of 100). 🛈 |