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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.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut bentopelagis; kisaran kedalaman 470 - 580 m (Ref. 33346). Deep-water; 18°S - 26°S, 162°E - 170°E (Ref. 57081)
Western Pacific: New Caledonia.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 30.9 cm SL jantan/; (Ref. 33346)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 20; duri punggung lunak (Keseluruhan (total)) : 13; Duri dubur: 2; Sirip dubur lunak: 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.
Body shape (shape guide): elongated.
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)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00363 (0.00164 - 0.00803), b=3.11 (2.92 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
4.1 ±0.7 se; based on size and trophs of closest relatives |
Daya lenting (Acuan 120179) |
Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (Assuming tmax>10). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |