>
Gadiformes (Cods) >
Trachyrincidae (Armoured grenadiers)
Etymology: Trachyrincus: Greek, trachys, -eia, -ys = rough + Greek, rhyngchos = snout (Ref. 45335).
More on author: Gilbert.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية المعيشة; غير مهاجرة; نطاق العمق 580 - 960 m (Ref. 1371). Deep-water; 3°N - 34°S, 95°W - 72°W (Ref. 1371)
Southeast Pacific: Galapagos Islands and Chile.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 46.0 cm TL ذكر/ مختلط الجنس; (Ref. 1371)
الأشواك الظهرية (المجموع) : 0; شوكة شرجية: 0. Snout narrow and long. Scute-like scales along the dorsal and anal fins usually with a single, sharply pointed keel. Row of enlarged scute-like scales along the base of the anal fin not reaching anus. Scales moderately embedded. Overall color is medium brown.
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
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 Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
Download XML
مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 5.2 - 7.1, mean 6.4 °C (based on 7 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00309 (0.00121 - 0.00790), b=3.12 (2.90 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.6 ±0.4 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).
