Trematomus newnesi Boulenger, 1902
Dusky rockcod
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| Native range | All suitable habitat | Point map | Year 2050 |
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| This map was computer-generated and has not yet been reviewed. |
| Trematomus newnesi AquaMaps Data sources: GBIF OBIS |
分類 / 名稱 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Perciformes/Notothenioidei (Icefishes) 鱸形目 (Icefishes) > Nototheniidae (Cod icefishes) 南極魚科 (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); newnesi: newnesi named after Sir George Newnes, British newspaper publisher who sponsored Borchgrevinck's Expedition of 1899 (Ref. 11892).
Eponymy: Sir George Newnes (1851–1910) was a British newspaper publisher and Liberal politician. He sponsored the Southern Cross Expedition (1898–1900) to Antarctica. (Ref. 128868), visit book page.
More on author: Boulenger.
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); newnesi: newnesi named after Sir George Newnes, British newspaper publisher who sponsored Borchgrevinck's Expedition of 1899 (Ref. 11892).
Eponymy: Sir George Newnes (1851–1910) was a British newspaper publisher and Liberal politician. He sponsored the Southern Cross Expedition (1898–1900) to Antarctica. (Ref. 128868), visit book page.
More on author: Boulenger.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍 生態學
海洋 居於水底的; 深度上下限 0 - 400 m (Ref. 11892). 極; 60°S - 78°S
分布 領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Southern Ocean: East Antarctic, Weddell Sea, West coast of Antarctic Peninsula, South Shetland Islands, Elephant Island, South Orkney Islands, Mac Robertson, George V, Queen Mary, Adelie Coasts, Davis Sea and Ross Sea.
南極海: 東的南極圈，威德爾海，南極半島，雪特蘭群島南部，象島，奧克尼群島南方部島的西岸, Mac 羅伯遜，喬治湖 V ，瑪麗皇后， Adelie 海岸，戴維斯海洋與羅斯海洋。
南極海: 東的南極圈，威德爾海，南極半島，雪特蘭群島南部，象島，奧克尼群島南方部島的西岸, Mac 羅伯遜，喬治湖 V ，瑪麗皇后， Adelie 海岸，戴維斯海洋與羅斯海洋。
大小 / 重量 / 年齡
簡短描述 檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 5 - 8; 背的軟條 (總數) : 29 - 38; 臀鰭軟條: 29 - 36.
Body shape (shape guide): fusiform / normal.
Body shape (shape guide): fusiform / normal.
Found in shallow near shore areas and more commonly in the intertidal zone. Adults feed mainly on amphipods, polychaetes, gastropods, isopods, copepods, and euphausiids (E. superba). Often seen feeding in the water column or at the undersurface of ice.
發現於水淺的近岸區域了與更通常在潮間帶中。 主要吃片腳類動物，多毛類動物，腹足動物，等足目動物，橈腳類的動物與磷蝦 ( E. superba) 。 時常出現覓食於水團或在冰的表面下。
發現於水淺的近岸區域了與更通常在潮間帶中。 主要吃片腳類動物，多毛類動物，腹足動物，等足目動物，橈腳類的動物與磷蝦 ( E. superba) 。 時常出現覓食於水團或在冰的表面下。
生命週期和交配行為 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南極海: 東的南極圈，威德爾海，南極半島，雪特蘭群島南部，象島，奧克尼群島南方部島的西岸, Mac 羅伯遜，喬治湖 V ，瑪麗皇后， Adelie 海岸，戴維斯海洋與羅斯海洋。
主要參考資料
上傳您的推薦信 | 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)
CITES
Not Evaluated
對人類具威脅
無害處的
人類使用
漁業: 沒有興趣
FAO - Publication: search | FishSource |
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網路資源
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基於模型的估計
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系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.00537 (0.00282 - 0.01024), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
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營養階層 (參考文獻 69278) |
3.2 ±0.2 se; based on diet studies. |
| Generation time | 3.1 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
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回復力 (參考文獻 120179) |
中等的, 族群倍增時間最少 1.4 - 4.4年 (Fec = 2,300-12,200). |
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釣魚的脆弱性 (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |