Scientific Name
Myctophum asperum  
Myctophum asperum粗鱗燈籠魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author Richardson, 1845 Depth 0 - 750M
Chinese 粗鱗燈籠魚 Poisonous Fish No 
Family_Chinese 燈籠魚科 Economic Fish No 
Family F200 Myctophidae Edible Fish No  Chinese In Mainland China 粗鱗燈籠魚 
Max Length 7.2 cm  Aquarium Fish No  Common Name 暗色燈籠魚、燈籠魚、七星魚、光魚 
Distribution in World global   Distribution in Taiwan East 
Habitats Deep Sea、Coastal  Holotype Locality no locality 
Synonyms Dasyscopelus asper, Dasyscopelus naufragus, Scopelus asper   
Reference A review of lanternfishes( Families: Myctophidae and Neoscopelidae) and their distributions around Taiwan and Tungsha Islands with notes on seventeen new records(Wang and Chen, 2001);中國動物誌-燈籠魚目(陳等, 2002)  Tsarin, S.A. 1993 Wang, J. T.-M. etc. 2001 陳素芝 編著 2002 
Specimen List ASIZP0059938. ASIZP0060227. ASIZP0060238. ASIZP0063867. ASIZP0063924. ASIZP0063925. ASIZP0065014. ASIZP0070477. ASIZP0070496. ASIZP0079457. ASIZP0079466. ASIZP0700149. NMMBP02879.  
Common Name Prickly lanternfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic D. 12; A. 19; P. 13-14; AO 7 + 6-7, total 13-14; G.R. 4 +1 +10, total 15. Body slender; maxillary expanded posteriorly. Eyes very large. Upper posterior opercular margin rounded and smooth, not serrate. Origin of dorsal fin over base of ventral fin. Origin of anal fin behind end of base of dorsal fin. Pectral fins extending to about middle of distance between VLO and SAO2. Ventral fins not reaching VO4. Base of adipose fin in advance of end of base of anal fin. Scales ctenoid. Dn and Vn small and rounded. Op1 close or at level of ventral margin of orbit; Op2 close behind posterior end of premaxillary. PLO distinctly nearer to lateral line than to base of pectoral fin. PVO1 on or slightly behind PO2; PVO2 at lower end of base of pectoral fin and over, or slightly behind PO3. Five PO, almost evenly spaced; PO5 somewhat displaced dorsolaterally. VLO behind base of ventral fin and midway between if and lateral line; SAO1 in front of VO4; SAO angled; SAO2 nearer to SAO1 than to SAO3 which is on or slightly in front of vertical through origin of anal fin and immediately below lateral line. AOa forming a slightly curved line. Pol slightly behind last AOa, slightly in advance of vertical through anterior end of base of adipose fin and immediately below lateral line. First AOp over end of base of anal fin. Prc2 higher than Prc1 but still nearer to bases of ventral procurrent caudal rays than to lateral line; Male bear 5 luminous scales in SUGL, and females bear 1-4 luminous scales in INGL.
habitats High-oceanic, nyctoepipelagic at the surface and down to 125 m. Found between 425-750 m during the day. Sexually mature from about 65 mm (Hulley, 1990). 
Distribution Off southern and southeastern Taiwan; Warm waters of Pacific, Indian and Atlantic Oceans.