分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Argentiniformes (Marine smelts)
胡瓜魚目 (Marine smelts) >
Microstomatidae (Pencil smelts)
小口鮭科 (Pencil smelts)
Eponymy: Fridtjof Nansen (1861–1930) was a Norwegian explorer, scientist, diplomat and later recipient of the Nobel Peace Prize. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 深度上下限 0 - 1400 m (Ref. 5123). 深水域; 66°N - 35°N
North Atlantic: off southern Iceland eastward and southward to about 35°N. One record is from western Greenland and two are from North America to 40°N. Western Indian Ocean: South Africa, near Zanzibar, and Maldives (Ref. 26165).
北大西洋: 向東的外海冰島南部而且向南至大約 35個 ° N. 一個紀錄來自格陵蘭西部與二從對 40個 ° N. 的北美洲 西印度洋: 南非, 在桑吉巴的附近, 與馬爾地夫.(參考文獻 26165)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 24.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 4773)
背的軟條 (總數) : 9 - 10; 臀鰭軟條: 8 - 10; 脊椎骨: 42 - 45. Adults silvery. Ventral fins inserted ahead of dorsal fin. Dorsal fin inserted in front of the midpoint of the body. Stomachs and peritoneum coated with dark pigment (Ref. 37473). Branchiostegal rays 3. Pyloric caeca 7-8.
成魚銀色的。 腹鰭在背鰭之前插入。 在身體的中點之前的背鰭插入點。 腹部與腹膜佈滿深色的.(參考文獻 37473) 鰓條骨 3. 幽門盲囊 7-8.
Spawns mainly in spring and early summer.
產卵主要在春天與初夏。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北大西洋: 向東的外海冰島南部而且向南至大約 35個 ° N. 一個紀錄來自格陵蘭西部與二從對 40個 ° N. 的北美洲 西印度洋: 南非, 在桑吉巴的附近, 與馬爾地夫.(參考文獻 26165)
Cohen, D.M., 1984. Argentinidae (including Microstomatidae). p. 386-391. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and the Mediterranean, Volume 1. Unesco, Paris. (Ref. 4773)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 09 October 2018
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Estimates based on models
Preferred temperature (Ref.
123201): 2.1 - 10.7, mean 7.3 °C (based on 278 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
