Argentina country information

Common names: Merluza negra
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: minor commercial | Ref: Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs in the Patagonian region (Ref. 27363).
National Checklist: Argentina
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/ar.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Nototheniidae (Cod icefishes)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Клыкач патагонский, Légine australe, Austromerluza negra, ... more

Main reference

Dewitt, H.H., P.C. Heemstra and O. Gon. 1990. (Ref. 5179)
References | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 215 cm TL male/unsexed; (Ref. 2121); common length : 70.0 cm TL male/unsexed; (Ref. 2121); max. published weight: 9.6 kg (Ref. 58336); max. reported age: 31 years (Ref. 87879)

Length at first maturity
L_m ?, range 38 - 60 cm

Environment

Marine; pelagic-oceanic; oceanodromous (Ref. 51243); depth range 50 - 3850 m (Ref. 11892), usually 70 - 1500 m (Ref. 2121)

Climate / Range

Temperate, preferred 7°C (Ref. 107945); 33°S - 66°S, 77°W - 180°E (Ref. 54228)

Distribution

Southeast Pacific and Southwest Atlantic: southern Chile round the coast to Patagonia (Argentina) and the Falkland Islands. Southwest Pacific: Macquarie Island. Southern Ocean: South Georgia. Also known from sub-Antarctic islands and seamounts of the Indian sector.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 8 - 10; Dorsal soft rays (total): 28-30; Anal spines: 0; Anal soft rays: 28 - 30; Vertebrae: 53 - 54. Lateral line scales 88-104 (upper), 61-77 (lower).

At 12-15 cm TL, semi-pelagic juveniles become demersal at 150-400 m depth (Ref. 55957). Adults migrate to deeper habitats at depths greater than 1,000 m (Ref. 55957). Utilized as food fish (Ref. 4931).

IUCN Red List Status (Ref. 115185)

Not Evaluated

Threat to humans

Harmless

Human uses

Fisheries: commercial

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development

Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance

References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion

Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD₅₀ = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.0 ±0.68 se; Based on food items.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (Fec=230,000; tmax>=21)

Vulnerability (Ref. 59153)
High to very high vulnerability (71 of 100)

Price category (Ref. 80766)
Very high

Dissostichus eleginoides Smitt, 1898