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Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Rexea: Latin, rex, rego = king; alisae: Named for ORSTOM's research vessel 'Alis', based in New Caledonia.
Eponymy: ‘Alis’ is the name of a ship used by the Institut de Recherche pour la Dévelopement to research off the coast of New Caledonia. The ship is, in turn, named after a local wind. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية التغذية و المعيشة; نطاق العمق 470 - 580 m (Ref. 33346). Deep-water; 18°S - 26°S, 162°E - 170°E (Ref. 57081)
Western Pacific: New Caledonia.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 30.9 cm SL ذكر/ مختلط الجنس; (Ref. 33346)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع) : 20; الأشعة الظهرية الناعمة (المجموع) : 13; شوكة شرجية: 2; أشعه شرجية لينه: 12. Body and head metallic silver; darker dorsally. Pupil silvery with an elongated, dusky blotch above and below the iris. A dark blotch, equal in size to orbit length on the operculum.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Roberts, C.D. and A.L. Stewart, 1997. Gemfishes (Scombroidei, Gempylidae, Rexea) of New Caledonia, southwest Pacific Ocean, with description of a new species. No. 7. In Séret, B. (ed.), Résultats des Campagnes MUSORSTOM, v. 17. Mem. Mus. Natl. Hist. Nat. (MMNHN), 174:125-141. (Ref. 33346)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 2.7 - 6.9, mean 4 °C (based on 42 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00372 (0.00167 - 0.00826), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).