分類 / Names
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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..
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の漂泳性; 深さの範囲 470 - 580 m (Ref. 33346). Deep-water; 18°S - 26°S, 162°E - 170°E (Ref. 57081)
Western Pacific: New Caledonia.
サイズ / 重さ / 年齢
Maturity: Lm ?  range ? - ? cm
Max length : 30.9 cm SL オス/雌雄の選別がない; (Ref. 33346)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 20; 背鰭 (合計) : 13; 肛門の骨: 2; 臀鰭: 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
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
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)
Human uses
用具
特記事項
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インターネットの情報源
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=0.00363 (0.00163 - 0.00807), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低い, 4.5年~14年の倍増期間の最小個体群 (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).