Common names from other countries
Teleostei (teleosts) >
Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse" .
More on authors: Iwamoto & Williams.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 830 - 1500 m (Ref. 35909). Deep-water
Eastern Indian Ocean: Western Australia.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 35.0 cm TL male/unsexed; (Ref. 35909)
Dorsal spines (total): 2; Anal spines: 0. Pelvic fin rays 10-11; first dorsal fin with 10 or 11 segmented rays (rarely 12); underside of snout with broad naked median swath, pores of lateralis system small, inconspicuous; body scales covered with narrow, lanceolate spinules in slightly convergent rows; 7-9.5 scale rows below origin of second dorsal fin, 36-41 lateral line scales over distance equal to predorsal length; trunk lacking prominent broad dark girdle; first dorsal fin all black; anterior dermal window of light organ more or less on transverse line connecting pelvic fin insertions; upper jaws 29-33% of HL; orbit to preopercular distance 33-38% of HL; inner gill rakers on first arch 10-13.
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
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 Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Human uses
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Estimates based on models
Preferred temperature (Ref.
115969): 2.1 - 5.5, mean 4.6 (based on 50 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [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).
Trophic level (Ref.
69278): 3.3 ±0.1 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).
