分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods)
鱈形目 (Cods) >
Macrouridae (Grenadiers or rattails)
鼠尾鱈科 (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse".
More on author: Valenciennes.
Issue
This species is often confused with Nezumia aequalis (Günther, 1878).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 非遷移的; 深度上下限 130 - 3200 m (Ref. 3587), usually 450 - 730 m (Ref. 1371). 深水域; 43°N - 4°N, 81°W - 36°E
Atlantic Ocean: North Atlantic south to the northern part of the Gulf of Guinea in the east, into the Mediterranean Sea, and north of Straits of Florida in the west.
大西洋: 北大西洋在東部中南至幾內亞灣的北部, 進入地中海 , 與佛羅里達海峽的北方之內在西部中。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 15.0, range 13 - 17 cm
Max length : 36.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3587)
背棘 (總數) : 2; 臀棘: 0. Snout short, bluntly acute; terminal scute broad, blunt; ventral surface of snout without scales posteriorly including most of suborbital, mandible mostly naked, pores prominent on head. Pyloric caeca 22 to 29. Body scales with slender, conical, slanting spinules arranged in converging rows. Color in alcohol brownish, paler on head, with violet tinge on abdomen, some silvery reflections; fins pale to blackish; first dorsal fin uniformly blackish; mouth and gill cavity mostly black.
吻短, 鈍地尖銳的; 末端的鱗甲寬的, 鈍的; 吻的腹面在後部地沒有鱗片包括大部分的眶下骨，下顎大部份裸露, 孔突出的在頭部上。 幽門盲囊 22 到 29. 身體鱗片有細長的﹐錐形, 斜刺排列成聚集列了。 顏色當保存在酒精中時褐色的, 在頭部上的灰白,在腹部上有紫羅蘭色的淡色, 一些銀色的反光; 鰭灰白的到黑色的; 第一背鰭呈均勻的黑色; 嘴與鰓腔大部份黑色。
Most numerous at 450 to 730 m in the open Atlantic and at 500 to 800 m in the Mediterranean. Feeds on small crustaceans (copepods, amphipods, decapods, mysids, etc.) and polychaetes (Ref. 1371)
最多在開放的大西洋的 450 到 730 公尺在地中海中而在 500 到 800 公尺。 吃小型甲殼動物 (橈腳類的動物，片腳類動物，十足類動物，糠蝦, 等等。) 與多毛類動物 (參考文獻 1371)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
大西洋: 北大西洋在東部中南至幾內亞灣的北部, 進入地中海 , 與佛羅里達海峽的北方之內在西部中。
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 19 May 2013
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
123201): 6.3 - 14, mean 12.3 °C (based on 169 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00129 (0.00076 - 0.00217), b=3.14 (2.99 - 3.29), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.34 se; based on food items.
Generation time: 6.9 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (K=0.10-0.16; tmax=9).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (48 of 100).
Nutrients (Ref.
124155): Calcium = 28.8 [7.6, 70.7] mg/100g; Iron = 0.294 [0.121, 0.874] mg/100g; Protein = 16.9 [15.0, 18.7] %; Omega3 = 0.119 [0.042, 0.315] g/100g; Selenium = 22.1 [6.4, 62.2] μg/100g; VitaminA = 31.3 [3.4, 282.7] μg/100g; Zinc = 0.713 [0.371, 1.463] mg/100g (wet weight);
