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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Nezumia: A Japanese word that means "mouse".
More on author: Garman.
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
دريايي موجوداتی که در اعماق زیر 200 متر زندگی و تغذیه می کنند; غير مهاجر; تغييرات عمق 600 - 1870 m (Ref. 9315). Deep-water; 27°N - 34°S, 112°W - 70°W (Ref. 1371)
Eastern Pacific: Gulf of California south to Chile, including the Cocos and Galapagos islands.
Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
Max length : 30.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 1371)
خارهاي باله پشتي (کل) : 2; خارهاي باله مخرجي: 0. Snout short, moderately pointed, with stout scutes at its tip and lateral angles; underside of the snout and suborbital anteriorly naked. Light organ not well-developed externally; no scaleless fossa between the pelvic-fin bases. Pyloric caeca 21 to 32. Body scales with conical spinules in 10 to 12 slightly convergent rows.
Body shape (shape guide): elongated; Cross section: circular.
Most common grenadier in the Eastern central Pacific but occurs in very deep waters that it is not regularly taken by trawlers (Ref. 9315). Maximum TL of at least 30 cm (Ref. 9315).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
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)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: معاش ماهیگیری
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (مرجع
123201): 4 - 5.7, mean 4.9 °C (based on 48 cells).
Phylogenetic diversity index (مرجع
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).
Trophic level (مرجع
69278): 3.3 ±0.1 se; based on size and trophs of closest relatives
جهندگی (مرجع
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
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