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Polyprion oxygeneios  (Schneider & Forster, 1801)

Hapuku wreckfish
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Chile country information

Common names: Bacalao de J. Fernández, Hapuku, Kopuku haharoa
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs in the Patagonian region (Ref. 27363) and the Juan Fernández Islands (Ref. 33693). Also Ref. 9068, 52581, 75154.
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/ci.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) > Polyprionidae (Wreckfishes)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 160 cm TL male/unsexed; (Ref. 89467); common length : 100.0 cm TL male/unsexed; (Ref. 9258); max. published weight: 100.0 kg (Ref. 4537); max. reported age: 60 years (Ref. 41439)

Length at first maturity
Lm 88.0  range ? - ? cm

Environment

Marine; demersal; depth range 50 - 854 m (Ref. 52581)

Climate / Range

Subtropical, preferred 17°C (Ref. 107945); 28°S - 50°S, 180°W - 180°E

Distribution

Circumglobal in southern waters: (Ref. 7300): South Africa, Australia, New Zealand, Kermadec I., Desventuradas Is., Juan Fernandez Is., Chile, north to southern Brazil, Tristan da Cunha.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 9 - 12; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 7 - 9

Biology     Glossary (e.g. epibenthic)

A deepwater species, occurs in seamounts (Ref. 89357). Adults occur generally over rough ground from the central shelf (about 100 m) to the shelf edge and down to the upper slope. Juveniles are found in surface waters, perhaps school in association with drifting weed. Feed on barracouta and pilchards, in addition to various bottom-dwelling fish. Are primary gonochorists (Ref. 58421). Preyed upon by sperm whales (Ref. 9072). It is taken by droplining down to 400 m, and is sometimes seen in the trawled catch. Utilized fresh and frozen; can be steamed, fried, broiled, boiled, microwaved and baked (Ref. 9988). Severely overfished (Ref. 89357).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Harmless



Human uses

Fisheries: commercial; gamefish: yes

More information

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

Download XML

Internet sources

BHL | BOLDSystems | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | ECOTOX | FAO(fisheries: production; publication : search) | FIRMS (Stock assessments) | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | PubMed | Scirus | Sea Around Us | SeaLifeBase | Tree of Life | uBio | uBio RSS | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record | Fishtrace

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.8125 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.5   ±0.77 se; Based on food items.

Resilience (Ref. 69278)
Very Low, minimum population doubling time more than 14 years (tm=10-13; tmax=60)

Vulnerability (Ref. 59153)
High vulnerability (58 of 100)
Price category (Ref. 80766)
Low