分類 / Names
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Albuliformes (Bonefishes) >
Albulidae (Bonefishes) > Pterothrissinae
Etymology: Nemoossis: Name from Latin words 'Nemo' meaning absence and 'ossis' for bones; referring to the absence of supraneural bones.
Eponymy: Gérard Belloc was Directeur du Laboratoire de l’Office Scientifique et Technique des Pêches Maritimes at La Rochelle (1920s & 1930s). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 深海魚; 深さの範囲 20 - 500 m (Ref. 3545), usually 100 - 400 m (Ref. 5576). Deep-water; 22°N - 35°S, 18°W - 20°E (Ref. 109573)
Eastern Atlantic: from Senegal to the west coast of South Africa
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm SL オス/雌雄の選別がない; (Ref. 5576); common length : 33.0 cm SL オス/雌雄の選別がない; (Ref. 5576)
背面の脊椎 (合計) : 0; 背鰭 (合計) : 51 - 57; 肛門の骨: 0; 臀鰭: 11 - 13; 脊つい: 88 - 92. This species is distinguished by the following set of characters (counts & % in parentheses for lectotype): no supraneural bones; dorsal-fin rays 51-57 (mode 52); total vertebrae 88-92 (91); pored lateral-line scales 79-89 (84); pre-dorsal scale rows 3-8 (8); head length 24-32 % (mean 30 %) of SL); pectoral-fin length 16-21 % (19 %) of SL; pre-dorsal-fin length 27-34 % (30 %) of SL; dorsal-fin base length 53-64 % (60 %) of SL; postorbital length 13-16 % (14 %) of SL; upper caudal-fin length 18-31 % (24 %) of SL (Ref. 109573).
Common on the continental slope (Ref. 2683). Found on muddy bottoms (Ref. 27121). Feeds on benthic copepods and polychaetes (Ref. 27637).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Spawning occurs in open waters. Eggs are pelagic (Ref. 205).
Hidaka, K., Y. Tsukamoto and Y. Iwatsuki, 2017. Nemoossis, a new genus for the eastern Atlantic long-fin bonefish Pterothrissus belloci Cadenat 1937 and a redescription of P. gissu Hilgendorf 1877 from the northwestern Pacific. Ichthyol. Res. 64:45-53. (Ref. 109573)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-1)
Human uses
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