Euphausia diomedeae   Ortmann,  1894 (Euphausiid)
Organism information awaits expert curation
Class: Malacostraca

Size: Length 10-18 mm.

The anterior extension of the carapace is short, sometimes extended over the eyestalks and terminates in a slender rostrum. Two denticles are present on the carapace, anteriorly and posteriorly, towards the lower edge. The basal segment of the first antennal peduncle bears a bifurcated lobe, the ends of which point forwards and outwards. The second segment has 2 processes distally, the outer one blunt and the other sharp. There is a short low ridge on the third segment.

Synonym (s)

Common Name (s)
Economic Importance and Threats

Habitat:  Pelagic, Coastal


• Karnataka, Mangalore INDIA
• Red Sea
• Gulf of Aden
• Off Colombo SRI LANKA
• Off Aden YEMEN
• Gulf of Oman
• Arabian Sea
• Lakshadweep INDIA
• West Coast INDIA

Literature Source(s)
  • Conway, DVP; White, RG; Hugues-Dit-Ciles, J; Gallienne, CP and Robins, DB (2003) Guide to the coastal and surface zooplankton of the south western Indian Ocean Occasional publication no 15 Marine Biological Association of the United Kingdom Occasional Publication of the Marine Biological association of the United Kingdom 354 pp Available at -
  • Hussain, SM Brief report on biodiversity in the coastal areas of Pakistan p 113
  • Mathew, KR; Sivan, G; Krishnakumar, PK and Kuriakose, S (2003) Euphausiids of the west coast of India CMFRI, Cochin, Kerala, India 78 1-155 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Sealifebase Available at -
  • Sebastian, MJ (1966) Euphausiacea from Indian Seas: Systematics and general considerations Proceedings of Symposium on Crustacea Marine Biological Association of India, Mandapam Camp Part-I 233-254 Available at - NIO, Goa
  • Silas, EG and Mathew, KJ (1986) Spatial distribution of euphausiacea (crustacea) in the southeastern Arabian sea Journal of the marine biological association of India The marine biological association of India 28(1&2) 1-21 Available at - NIO, Goa

Page last updated on:2011-04-08

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