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Slender Lanternfish

Lampanyctus tenuiformis (Brauer 1906)

Diagnostic Description

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Anal organs 12-13 (Ref. 39633).
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Recorder
Cristina V. Garilao
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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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Armi G. Torres
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Morphology

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Dorsal spines (total): 0; Dorsal soft rays (total): 13 - 15; Analspines: 0; Analsoft rays: 17 - 19
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Cristina V. Garilao
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Biology

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Mesopelagic (Ref. 58302). High-oceanic, found between 300-700 m during the day and between 40-325 m at night with maximum abundance at 100 m. Sexually mature from about 12.3-13.8 cm (near Hawaii) (Ref. 4479). Oviparous, with planktonic eggs and larvae (Ref. 31442).
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分布

provided by The Fish Database of Taiwan
分布於世界三大洋熱帶海域。臺灣則發現於東部及東沙群島等周邊水域。
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利用

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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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描述

provided by The Fish Database of Taiwan
體細長,側扁,後部略細。頭略大。吻短,前端突出。眼大。口大,上頜骨狹長而延伸至前鰓蓋後緣,末端略擴大;上下頜、鋤骨、腭骨均具齒帶。體被大而薄圓鱗,易脫落;側線平直。背鰭單一,位於體中部,具軟條13-15,後部另具一脂鰭;臀鰭基底長於背鰭基底,具軟條17-18;胸鰭細長,末端達臀鰭起點,軟條數14-15尾鰭叉形,尾鰭副鰭條堅硬而呈棘狀。各部位之發光器位置於下:眶前發光器(Ant)無;鼻部背位發光器(Dn)無;鼻部腹位發光器(Vn)小而圓形;眶下位發光器(So)無;頰部發光器(Cp)無;鰓蓋位發光器(Op)2個,位於前鰓蓋後緣下方,Op1較Op2小,均在眼眶下緣縱線之下;胸鰭上方發光器(PLO)1個,與側線距離約為其本身直徑之3倍;胸鰭下方發光器(PVO)2個,PVO1在PVO2的後下方;胸部發光器(PO)5個,PO4顯著升高;腹部發光器(VO)4個,呈水平排列;腹鰭上位發光器(VLO)位於側線與胸鰭基底之間,接近側線;臀鰭上方發光器(SAO)3個,三者排列呈鈍角狀,SAO3緊臨側線;體後側位發光器(Pol)2個,在脂鰭下方,Pol2在側線上;臀鰭前部發光器(AOa)6個,幾呈水平排列;臀鰭後部發光器(AOp)6個,沿尾柄腹側排列;尾鰭前位發光器(Prc)4個,前三個淺弧形排列,Prc4則在側線末端上。尾部發光腺SUGL約具3-4個及INGL約具5-6個小覆瓦狀發光鱗。脂鰭基部前方不具發光腺。
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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,白天一般棲息深度可達300-700公尺左右,晚上則上游至水深40-325公尺附近處覓食,其中以100公尺間水域豐度最高,以小蝦等甲殼類為食。
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Lampanyctus tenuiformis

provided by wikipedia EN

Lampanyctus tenuiformis is a species of lanternfish.[1]

References

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Lampanyctus tenuiformis: Brief Summary

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Lampanyctus tenuiformis is a species of lanternfish.

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Distribution

provided by World Register of Marine Species
Western Atlantic: 42.8°N to Brazil, including the Gulf of Mexico
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bibliographic citation
Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication. North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
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Mary Kennedy [email]

Habitat

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High-oceanic, found between 300-700 m during the day and between 40-325 m at night with maximum abundance at 100 m.
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bibliographic citation
Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication. North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
contributor
Mary Kennedy [email]

Habitat

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nektonic
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bibliographic citation
Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication. North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
contributor
Mary Kennedy [email]

Habitat

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Known from seamounts and knolls
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bibliographic citation
Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication. North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
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[email]