Evermann'S Lantern Fish

Oviparous (Ref. 31442).

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.

Dorsal spines (total): 0; Dorsal soft rays (total): 13 - 16; Analspines: 0; Analsoft rays: 18 - 22

High-oceanic and mesopelagic; nyctoepipelagic at the surface (Ref. 9192). Neustonic at 1-125 m at night, 600-1150 m during day (Ref. 58302). Feed at night in the western equatorial Pacific (Ref. 9192). Oviparous, with planktonic larvae (Ref. 31442). Lipid content is 3.1 % in fresh body weight and wax ester is10 % in total lipids (Ref. 9197).

分布於印度-泛太平洋熱帶海域。臺灣則發現於西南部、東部及東沙群島等周邊水域。

一般以底拖網捕獲，不具食用經濟價值，通常做為下雜魚用。

體延長，側扁，後部略細。頭中等大。吻短，前端鈍。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、鋤骨及腭骨均具絨毛狀齒帶。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(通常為14)，後部另具一脂鰭；臀鰭基底略等於背鰭基底，具軟條22-26(通常為24)；尾鰭叉形，尾鰭副鰭條柔軟。各部位之發光器位置於下：鼻部背位發光器(Dn)及鼻部腹位發光器(Vn)皆小而圓形；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；鰓被架位發光器(Br)3個；胸鰭上方發光器(PLO)，距側線比距胸鰭基部近；胸鰭下方發光器(PVO)2個，兩者互為斜線排列；胸部發光器(PO)5個，PO5位置略昇高；腹部發光器(VO)4個，水平排列；腹鰭上位發光器(VLO)位於腹鰭和側線之間；臀鰭上方發光器(SAO)3個，三者排列呈鈍角，SAO1在VO2及VO3間的上方，SAO3緊臨在側線下緣；體後側位發光器(Pol)1個，在脂鰭下方，緊臨側線下緣；臀鰭前部發光器(AOa)7-8個，水平排列；臀鰭後部發光器(AOp)4-5個，僅首個在臀鰭基底上方；尾鰭前位發光器(Prc)2個。尾部發光腺，雄魚的SUGL具3-7個，雌魚的INGL具3-4個發光鱗。

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400-700公尺左右，晚上則上游至水深0-150公尺附近處覓食，以小蝦等浮游性甲殼類為食。

Symbolophorus evermanni is a species of fish in the family Myctophidae. It is widely distributed in the Indian and Pacific Oceans. The specific name evermanni honors ichthyologist Barton Warren Evermann. It is also known as Evermann's lanternfish or Evermann's lantern fish.

Symbolophorus evermanni grows to 8 cm (3.1 in) standard length. Parasites of Symbolophorus evermanni include the copepod Peniculus hokutoae.

Peniculus hokutoae attached to Symbolophorus evermanni.