Common names from other countries
分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
>
Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse" .
More on author: Günther.
Issue
This species is often confused with Nezumia sclerorhynchus (Valenciennes, 1838).
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の漂泳性; 移住性ではない; 深さの範囲 200 - 2320 m (Ref. 3587), usually 200 - 1000 m (Ref. 2683). Deep-water; 70°N - 12°S, 98°W - 30°E (Ref. 1371)
Atlantic Ocean: Eastern Atlantic: Faroe Bank to northern Angola and the Mediterranean Sea. Western Atlantic: Davis Straits to northern Brazil.
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm 4.5, range 4 - ? cm
Max length : 36.0 cm TL オス/雌雄の選別がない; (Ref. 3587); common length : 25.0 cm TL オス/雌雄の選別がない; (Ref. 2683); 最大記録サイズ: 9 年 (Ref. 58045)
背面の脊椎 (合計) : 2; 肛門の骨: 0. Head short, completely scaled except for naked strip on the ventral surface of the snout; Eyes relatively large, 29 to 42% of head length; snout short, pointed; chin barbel very short. Body scales with lanceolate to shield-shaped spinules. Overall color is bluish to violet, head somewhat tawny to swarthy; ventral portions silvery when fresh; pelvic fins black except outermost ray which is pale to white; oral cavity grayish; branchial cavity mostly black.
Feeds on benthic as well as pelagic animals like mysids, amphipods, small shrimps, copepods, isopods, ostracods and polychaete worms (Ref. 6187).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
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)
CITES (Ref. 128078)
Not Evaluated
Human uses
水産業: 少数商業の
用具
特記事項
XMLをダウンロードして下さい
インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
115969): 4.7 - 15.7, mean 9.3 (based on 786 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00182 (0.00111 - 0.00298), b=3.12 (2.97 - 3.27), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
栄養段階 (Ref.
69278): 3.3 ±0.1 se; based on diet studies.
回復力 (Ref.
120179): 低い, ４．５年～１４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (26 of 100).
