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Gadiformes (Cods) >
Trachyrincidae (Armoured grenadiers)
Etymology: Macrouroides: Greek, makroura = great tail + Greek, suffix, oides = similar (Ref. 45335).
More on authors: Smith & Radcliffe.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser bathypelagisch; tiefenbereich 747 - 4000 m (Ref. 9949). Deep-water
Western Central Pacific: Philippines. Eastern Pacific: Nazca Ridge. Atlantic Ocean: in tropical waters. Also in the Indian Ocean.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 48.0 cm TL Männchen/unbestimmt; (Ref. 9949)
Orbit tiny, about 10% of head length, placed forward of small, inferior mouth. Chin barbel absent. First gill slit not restricted by membranous folds of skin, outer gill rakers long, slender. Branchiostegal rays 7. Anus immediately before anal fin. Tail straplike. Anal fin long, poorly developed. Pelvic fins absent. No light organ. Swimbladder regressed. (Ref 1371)
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven
Sazonov, Y.I. and T. Iwamoto, 1992. Grenadiers (Pisces, Gadiformes) of the Nazca and Sala y Gomez ridges, southeastern Pacific. Proc. Calif. Acad. Sci. 48(2):27-95. (Ref. 9949)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Estimates based on models
Preferred temperature (Ref.
123201): 2.2 - 4.7, mean 3.1 °C (based on 2922 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00309 (0.00121 - 0.00790), b=3.12 (2.90 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.6 ±0.4 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100).