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: Iwamoto.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 非遷移的; 深度上下限 366 - 1620 m (Ref. 1371), usually 500 - 600 m (Ref. 1371). 深水域; 24°N - 17°S, 22°W - 13°E (Ref. 1371)
Eastern Central Atlantic: Western Sahara south to Angola.
東大西洋: 西撒哈拉南至安哥拉。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 34.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 1371)
背棘 (總數) : 2; 背的軟條 (總數) : 140 - 141. Head large; eyes also large; snout short, narrow, bluntly acute, with a small bifid scute at its tip. Head completely scaled except for underside of snout. Body tapering to a point posteriorly from behind the origin of the first dorsal fin base. Pyloric caeca 20. Spinules on scales broad, shield-shaped. Overall color is brownish to swarthy; trunk bluish to violet; fins blackish; mouth and gill cavities gray to blackish.
頭部大的; 眼也大的; 吻短的﹐狹窄的, 鈍地尖銳的, 在它的頂端具有一個小的兩裂鱗甲。 頭部鱗片覆蓋完整除了吻部下面。 身體在後部地從在後第一背鰭基底的起源漸漸變細成一個尖點。 幽門盲囊 20. 在鱗片上的小刺寬的, 遮蔽-形狀的。 整體的色彩是褐色的到黑黝黝的; 軀幹藍色的對紫羅蘭色; 鰭黑色的; 嘴與鰓腔灰色到黑色的。
Specimens from northwestern Africa feed primarily on faunal organisms, especially polychaetes (90% of contents) and a variety of small crustaceans. Smaller individuals (30-40 mm head length) feed mostly on epibenthic organisms, especially the copepod Aetidopsis carinata (Ref. 6219).
來自非洲西北部的標本主要捕食動物區系的生物，尤其多毛類的 (90% 的內容) 與多種小型甲殼動物。 較小的個體 (30-40 mm 頭長) 大部分吃淺海底棲生物, 尤其橈腳類的動物 Aetidopsis carinata.(參考文獻 6219)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
東大西洋: 西撒哈拉南至安哥拉。
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: 11 July 2012
人類使用
工具
特別的報告
下載 XML
網路資源
Estimates based on models
Preferred temperature (Ref.
123201): 6.2 - 8.7, mean 6.8 °C (based on 8 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00109 - 0.00421), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.31 se; based on food items.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).
