Dissostichus eleginoides, Patagonian toothfish : fisheries

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Dissostichus eleginoides Smitt, 1898

Patagonian toothfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Dissostichus eleginoides   AquaMaps   Data sources: GBIF OBIS
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Image of Dissostichus eleginoides (Patagonian toothfish)
Dissostichus eleginoides
Picture by INIDEP

分類 / Names 俗名 | 同種異名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Perciformes/Notothenioidei (Icefishes) 鱸形目 (Icefishes) > Nototheniidae (Cod icefishes) 南極魚科 (Cod icefishes) > Pleuragrammatinae
Etymology: Dissostichus: Greek, disso = twice, one or other + Greek, stix, stichos =line, row (Ref. 45335);  eleginoides: eleginoides deriving from the genus Eleginops for an assumed resemblance to that genus (Ref. 11892).

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋; 海洋洄游的 (Ref. 51243); 深度上下限 0 - 2144 m (Ref. 127764), usually 70 - 1500 m (Ref. 2121). 溫帶; 33°S - 66°S, 77°W - 180°E (Ref. 54228)

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

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.
東南太平洋與西南大西洋: 智利南部圓的岸邊到巴塔哥尼亞 (阿根廷) 與福克蘭群島。 西南太平洋: Macquarie 島。 南極海: 南喬治亞州。 也已知來自印度地區的接近南極的島嶼與海洋山脊。

Length at first maturity / 大小 / 重量 / 年齡

Maturity: Lm 49.0, range 38 - 60 cm
Max length : 215 cm TL 雄魚/尚未辨別雌雄; (Ref. 2121); common length : 70.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 2121); 最大體重: 9.6 kg (Ref. 58336); 最大年齡: 31 年 (Ref. 87879)

簡短描述 型態特徵 | 形態測量圖

背棘 (總數): 8 - 10; 背的軟條 (總數): 28-30; 臀棘 0; 臀鰭軟條: 28 - 30; 脊椎骨: 53 - 54. Lateral line scales 88-104 (upper), 61-77 (lower).
側線鱗片 88-104(上面的),61-77.(低的)

生物學特性     字彙 (例如 epibenthic)

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).

作為食用魚.(參考文獻 4931)

Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | | 孕卵數 | 仔魚

May spawn for the first time from around 8-10 years of age (Ref. 71843).東南太平洋與西南大西洋: 智利南部圓的岸邊到巴塔哥尼亞 (阿根廷) 與福克蘭群島。 西南太平洋: Macquarie 島。 南極海: 南喬治亞州。 也已知來自印度地區的接近南極的島嶼與海洋山脊。

主要參考資料 Upload your references | 參考文獻 | 合作者 | 合作者

Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)

IUCN 瀕危狀態 (Ref. 130435)

  未評估 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的





人類使用

漁業: 商業性
FAO - 漁業: landings, 魚種描繪; Publication: search | FIRMS - Stock assessments | FishSource | 周邊海洋

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速度
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眼睛色素

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Estimates based on models

Preferred temperature (Ref. 123201): 1.8 - 8.8, mean 4.5 °C (based on 1109 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00362 - 0.01099), b=3.15 (2.99 - 3.31), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
營養階層 (Ref. 69278):  4.5   ±0.8 se; based on diet studies.
回復力 (Ref. 120179):  低的, 最小族群倍增時間4.5 - 14 年 (Fec=230,000; tmax>=21).
Prior r = 0.38, 95% CL = 0.25 - 0.57, Based on 2 stock assessments.
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (71 of 100).
Climate Vulnerability (Ref. 125649):  Moderate to high vulnerability (47 of 100).
價格種類 (Ref. 80766):   Very high.
Nutrients (Ref. 124155):  Calcium = 11.6 [6.5, 19.8] mg/100g; Iron = 0.335 [0.184, 0.568] mg/100g; Protein = 17.6 [15.9, 19.6] %; Omega3 = 0.744 [0.429, 1.253] g/100g; Selenium = 31.2 [16.4, 58.5] μg/100g; VitaminA = 9.39 [3.17, 28.34] μg/100g; Zinc = 0.313 [0.219, 0.453] mg/100g (wet weight); based on nutrient studies.