Myctophum evermanni   Gilbert,  1905 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: The Nature Conservation and Aquatic Sciences Service

Size: 39-70 mm

Color: Brownish on back becoming lighter below, sides of head whitish.

Head 3.2-3.5 in standard length, 4.1-4.4 in total length. Depth of body 4.4-4.8 in standard length, 5.5-6.0 in total length. Eye diameter 3.1-3.5 in head and 0.4-0.5 in snout. End of maxillary slightly dilated, reaching half eye diameter behind eye. Pectoral fin equal to postorbital length of head and ½ eye diameter together. Origin of dorsal fin slightly behind a level from the origin of ventral fin and midway between hind border of eye and adipose fin. Origin of ventral fin somewhat nearer to operculum than to insertion of anal fin. Anal fin origin opposite to or slightly behind last ray of dorsal. Scales cycloid, deciduous.
Photophores: A dorsal and ventral antorbital; 2 operculars; 3 branchiostegals; 2 subpectorales (PVO); suprapectorales (PLO) between lateral line and origin of pectoral; supraventral (VLO) between lateral line and base of ventral; 5 maculce pectorales (PO) equidistant between isthmus and ventral; 4 ventrales (VO) equidistant between ventral and vent; 7-9 organs in the anterior group of anales (AO) above anterior ¾ of anal, posterior AO of 4-6, the first one of which is above the last ray of anal; 2 Prc, the posterior slightly at a higher level; 3 supra-anales (SAO) sharply angulate, the first above or slightly behind the second AO and slightly lower than the VLO, the second above the fourth VO, the third just below the lateral line in a vertical through insertion of anal; one posterolaterale (Pol) just below the lateral line above the last AO of the anterior group.
Number of spines and rays in the dorsal fin: 13-15; number of spines and rays in the anal fin: 20-21; number of rays in the pectoral fin: 14-15; number of spines and rays in the ventral fin: 8; number of scale rows along the lateral line: 38-39; gill raker count: 5+1+13.

Remarks: Values in above description denote proportions.

Synonym (s)
Myctophum evermanni Gilbert 1905

Common Name (s)
• Evermann's lanternfish
Economic Importance and Threats



• Lakshadweep Sea (Lat: 10.08) (Long: 73.16) INDIA
• Lakshadweep Sea (Lat: 10.05) (Long: 74.16) INDIA
• Lakshadweep Sea (Lat: 10.4) (Long: 75.05) INDIA

Literature Source(s)
  • Jones, S and Kumaran, M (1980) Fishes of the Laccadive Archipelago The Nature Conservation and Aquatic Sciences Service, Trivandrum, Kerala 760 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Pillai, PKM and Augustine, SK (2000) A code list of common marine living resources of the Indian seas CMFRI Special Publication No.12 CMFRI 1-115 Available at -

Page last updated on:2011-10-13

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