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Diagnostic Description

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Branchiostegal rays: 9 (Ref. 31442).
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Recorder
Cristina V. Garilao
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Diseases and Parasites

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Digenean Infestation. Parasitic infestations (protozoa, worms, etc.)
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Recorder
Allan Palacio
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Life Cycle

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Oviparous (Ref. 31442).
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Recorder
Susan M. Luna
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Migration

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Oceanodromous. Migrating within oceans typically between spawning and different feeding areas, as tunas do. Migrations should be cyclical and predictable and cover more than 100 km.
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Recorder
Armi G. Torres
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Morphology

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Dorsal spines (total): 0; Dorsal soft rays (total): 11 - 13; Analspines: 0; Analsoft rays: 13 - 15; Vertebrae: 32 - 35
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Recorder
Cristina V. Garilao
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Trophic Strategy

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High-oceanic and mesopelagic, found in 525-725 m during the day and in 10-150 m at night (Ref. 4066). Migrates in a diel pattern, residing during daytime at depths of extremely low oxygen levels (0.1 ml Oxygen/liter). Appeared to be opportunistic feeder that preys on a comparatively narrow food spectrum (Ref. 27395).
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Recorder
Pascualita Sa-a
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Biology

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High-oceanic and mesopelagic, found in 525-725 m during the day and in 10-150 m at night (Ref. 4066). Oviparous, with planktonic eggs and larvae (Ref. 31442). Also Ref. 58302.
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Armi G. Torres
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分布

provided by The Fish Database of Taiwan
分布於北緯20°至南緯18°的印度洋及北緯30°至南緯20°的太平洋。臺灣則發現於西南部、東部及東沙群島等周邊水域。
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臺灣魚類資料庫
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臺灣魚類資料庫

利用

provided by The Fish Database of Taiwan
一般以底拖網捕獲,不具食用經濟價值,通常做為下雜魚用。
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臺灣魚類資料庫

描述

provided by The Fish Database of Taiwan
體延長,側扁。頭中大。吻鈍圓而不突出。眼大;眼球後部虹膜具新月形發光組織。口頗大,上頜骨狹長,末端略為擴大而延伸至前鰓蓋後緣;上下頜具數列細小齒,上頜骨前緣具大而銳利的齒區,下頜後部另具數個強鉤狀齒,鋤骨、腭骨均具銳利小齒。體被弱圓鱗,易脫落;側線平直。背鰭單一,位於體中部,具軟條11-13,後部另具一脂鰭;臀鰭基底略長於背鰭基底,具軟條13-15;尾鰭叉形,尾鰭副鰭條無硬棘。各部位之發光器位置於下:鼻部背位發光器(Dn)無;鼻部腹位發光器(Vn)小而圓形;眶後緣具3個一列之小型發光器;鰓蓋位發光器(Op)2個,位於前鰓蓋後緣下方,Op1明顯較Op2小;鰓被架位發光器(Br)3個;胸鰭上方發光器(PLO)緊臨側線上緣;胸鰭下方發光器(PVO)2個,PVO1在PVO2的略前下方;胸部發光器(PO)5個,PO3略為昇高,PO4更高;腹部發光器(VO)5個,VO2昇高,略比PO4低;腹鰭上位發光器(VLO)位於腹鰭和側線之間,接近側線下緣;臀鰭上方發光器(SAO)3個,三者排列呈鈍角狀,SAO1位於VO5的稍後上方,SAO3緊臨側線的上緣;體後側位發光器(Pol)2個,呈斜線排列,Pol1位於AOa列的後上方,Pol2在脂鰭下方,在側線上緣;臀鰭前部發光器(AOa)5-6個,沿臀鰭基底水平狀排列;臀鰭後部發光器(AOp)3-4個,沿尾柄腹側狀排列;尾鰭前位發光器(Prc)3個,呈2+1方式排列,Prc2位置略高於Prc1,且在其後方,Prc3在側線上緣;尾上腺(SUGL)具1-3覆瓦狀發光鱗;尾下腺(INGL)具2-3覆瓦狀發光鱗。此外,在頭部、腹鰭基部上緣、背鰭基中部及臀鰭的AOa1下方皆具1-2個發光鱗。
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棲地

provided by The Fish Database of Taiwan
大洋性中層巡游魚類,具日夜垂直分布習性,白天一般棲息於525-725公尺處,晚上則上游至水深10-150公尺附近處覓食,以浮游動物為食。
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