Issue
This species is synonym of M. marmorata.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; benthopelagic; depth range 135 - 860 m (Ref. 11892). Temperate; 40°S - 59°S, 70°W - 78°E (Ref. 1371)
Southwest Atlantic: Strait of Magellan (Ref. 27363) and the Patagonian region of Argentina. Southern Ocean: Kerguelen, Heard and Crozet islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 1371); common length : 20.0 cm TL male/unsexed; (Ref. 1371)
Dorsal spines (total): 0; Dorsal soft rays (total): 161; Anal spines: 0; Anal soft rays: 107. Dorsal filament 3 times longer than eye diameter; pectoral fins rather short, not reaching to anus when appressed. Lateral line extending to below middle of second dorsal fin. Color is gray-reddish; body with small black dots; abdomen black (Ref. 1371).
Dwells on the continental and insular shelves and slopes. Feeds on zooplankton.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
Tools
Special reports
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 1.4 - 5.8, mean 4.1 °C (based on 97 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5059 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00437 (0.00171 - 0.01116), b=3.11 (2.89 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.45 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).