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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.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino batipelágico; oceanodromo (Ref. 51243); rango de profundidad 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).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 84.0 cm TL macho / no sexado; (Ref. 124151); peso máximo publicado: 5.1 kg (Ref. 124151)
Espinas dorsales (total) : 2; Radios blandos dorsales (total) : 124 - 125; Espinas anales: 0; Radios blandos anales: 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.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00204 (0.00124 - 0.00337), b=3.21 (3.06 - 3.36), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.5 ±0.49 se; based on food items. |
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Generation time |
20.0 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
Resiliencia (Referencia 120179) |
Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
High to very high vulnerability (68 of 100). 🛈 |
Vulnerabilidad climática (Ref. 125649) |
High vulnerability (65 of 100). 🛈 |
Categoría de precios (Ref. 80766) |
Low.
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Nutrientes (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); |