Common names from other countries
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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Macrourus: Greek, makroura = great tail (Ref. 45335).
Eponymy: Sir Thomas Barnby Whitson (1869–1948) was a Scottish accountant who was Treasurer and Accountant of the Scotia Committee; ‘Scotia’ was the ship from which the type was collected during the Scottish National Antarctic Expedition (1902–1904). [...] (Ref. 128868), visit book page.
More on author: Regan.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري مياه عميقة; محيطية (Ref. 51243); نطاق العمق 400 - 3185 m (Ref. 1371), usually 600 - 1500 m (Ref. 1371). Deep-water; 47°S - 79°S, 180°W - 180°E (Ref. 1371)
Southern Ocean: Circumpolar (generally confined inside the Convergence except in the Falkland Islands area).
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 84.0 cm TL ذكر/ مختلط الجنس; (Ref. 124151); أعلا وزن تم نشرة: 5.1 kg (Ref. 124151)
الأشواك الظهرية (المجموع) : 2; الأشعة الظهرية الناعمة (المجموع) : 124 - 125; شوكة شرجية: 0; أشعه شرجية لينه: 110. Eyes relatively large. Snout short, moderately pointed, usually somewhat rounded with a high dorsal profile in adults, but often with prominent tubercles at its tip and lateral angles. Mouth large, lips thin. Underside of the head generally covered with small scales. Pyloric caeca 18 to 28. Overall color dark brown to swarthy in most individuals, but some are much paler; fins and lips blackish (Ref. 1371).
Body shape (shape guide): elongated; Cross section: circular.
Remains of natant crustaceans (especially euphausiids), polychaetes, and fish (gonostomatids) have been found in the stomachs of three specimens examined.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | 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: Version 2025-1)
استخدامات بشرية
مصائد: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): -0.1 - 1.4, mean 0.6 °C (based on 598 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00200 (0.00120 - 0.00331), b=3.21 (3.06 - 3.36), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.5 ±0.49 se; based on food items.
Generation time: 20.0 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
المرونه (مرجع
120179): منخفظ جدا, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أكثر من 14 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (68 of 100).
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Climate Vulnerability (Ref.
125649): High vulnerability (65 of 100).
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Nutrients (Ref.
124155): Calcium = 21.3 [6.7, 49.7] mg/100g; Iron = 0.311 [0.139, 0.894] mg/100g; Protein = 17.2 [14.9, 19.6] %; Omega3 = 0.113 [0.044, 0.283] g/100g; Selenium = 25.4 [8.2, 68.7] μg/100g; VitaminA = 27.1 [3.5, 217.6] μg/100g; Zinc = 0.472 [0.256, 0.945] mg/100g (wet weight);
![Image of Macrourus whitsoni (Whitson\](/images/thumbnails/jpg/tn_Mawhi_u0.jpg "Image of Macrourus whitsoni (Whitson\")
