Metapenaeus ensis   (De Haan,  1844) (Prawn)
Organism information awaits expert curation
Class: Malacostraca

Size: Max. total length 132 mm (male), 159 mm (female); max. carapace length 35 mm (male), 42 mm (female).

Almost entire body pubescent, occasionally pubescence restricted to dorsal part of carapace and posterior abdominal segments (juveniles hairless); rostrum armed with 8 to 11 teeth along entire dorsal margin, nearly straight, and reaching to, or nearly to, tip of antennular peduncle; postrostral crest reaching to, or almost to posterior margin of carapace; adrostral crest ending behind second rostral tooth, adrostral groove behind epigastric tooth; branchiocardiac ridge usually sinuous, reaching posterior extension of hepatic spine; telson armed only with spinules; a small ischial spine on first pereopod. In adult males, merus of fifth pereopod with a proximal notch followed by a long, inwardly curved spiniform process and a row of tubercles; distomedian projections of petasma convoluted, greatly swollen and directed forward, triangular in shape and concealing almost entirely distolateral projections in ventral view. In females, anterior plate of thelycum lone and deeply grooved; lateral plates with strongly raised lateral margins farming posteriorly 2 inwardly curved triangular projections.

Synonym (s)
Metapenaeus incisipes (Bate, 1888)
(Junior synonym)
Metapenaeus mastersii (Haswell, 1878)
(Junior synonym)
Parapenaeus incisipes (Bate, 1888)
(Junior synonym)
Penaeopsis ensis (De Haan, 1844)
(Senior synonym)
Penaeopsis incisipes (Bate, 1888)
(Junior synonym)
Penaeopsis mastersii (Haswell, 1878)
(Junior synonym)
Penaeus ensis De Haan, 1844
(Senior synonym)
Penaeus incisipes Bate, 1888
(Junior synonym)
Penaeus mastersii Haswell, 1878
(Junior synonym)
Penaeus monoceros ensis De Haan, 1850
Penaeus monoceros Haswell, 1882
Penaeus mastersii Haswell, 1879
Penaeus incisipes Bate, 1888
Penaeopsis monoceros De Man, 1911
Metapeneus incisipes Block, 1906
Metapenaeus monoceros Kubo, 1949
Metapenaeus incisipes Racck, 1955
Metapenaeus ensis Hall, 1958

Common Name (s)
• Greasyback Shrimp (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, probably marketed fresh, frozen or dried. )

Habitat:  Demersal, Estuarine, Sandy, Muddy
Predator:  Fishes (Caranx bucculentus, Mustelus griseus)


• Bay of Bengal (Lat: 15) (Long: 90) INDIA
• Andhra Pradesh, North of Vishakhapatnam INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Tamil Nadu, Chennai INDIA
• Tamil Nadu, Chennai Coast INDIA
• East Coast INDIA
• Andaman and Nicobar Islands, Sippighat INDIA (Record: 10/03/1978- 18/04/1978)
• Andaman and Nicobar Islands, Sippighat INDIA
• Andaman and Nicobar Islands, Corbyn's Cove INDIA
• Andaman and Nicobar Islands, South Andaman, Wright Myo INDIA
• Andaman and Nicobar Islands, Chaouldari INDIA
• Andaman and Nicobar Islands, Diglipur INDIA
• Andaman and Nicobar Islands, Corbyn's Cove INDIA (Record: 02/03/1978)
• Andaman and Nicobar Islands, Diglipur, Lakshmipuranalla INDIA (Record: 17/02/1978)
• Andaman and Nicobar Islands, Havelock INDIA (Record: 24/02/1978)
• Andaman and Nicobar Islands, Junglighat INDIA (Record: 18/04/1978)
• Andhra Pradesh, Vishakhapatnam INDIA
• Bay of Bengal INDIA
• Andhra Pradesh, Off Vishakhapatnam INDIA
• Andaman Sea INDIA

Literature Source(s)
  • Tikadar, BK; Daniel, A and Subbarao, NV (1986) Sea shore animals of Andaman and Nicobar Islands The Director, ZSI, Kolkatta 188 Available at - ZSI, Pune
  • Balasubramanian, T Lagoons of India Environmental Information System Centre, Envis Publication Series: 3/2001 105 pp Available at -
  • George, MJ (1979) Taxonomy of Indian prawns (Penaeidae, Crustacea, Decapoda) Contributions to Marine Sciences Dedicated to Dr.C.V.Kurian 21-59 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu Available at -
  • Jones, S (1981) Distribution and status of the dugong, Dugong dugon Proceedings of a seminar/workshop held at James Cook University, 8-13 May, 1979 43-54
  • Holthuis, LB (1980) FAO species catalogue. Vol. 1 Shrimps and prawns of the world. An annotated catalogue of species of interest to fisheries FAO Fisheries Synopsis - S125Vol.01 FAO, Rome 1 1-271 Available at -
  • Sealifebase Available at -
  • Dr. Ramesh, R; Dr. Nammalwar, P and Dr. Gowri, VS (2008) Database on coastal information of Tamil Nadu Report Submitted to Environmental Information System (ENVIS) Centre, Department of Environment, Government of Tamil Nadu Institute for Ocean Management, Anna University, Chennai, Tamil Nadu. Available at -
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 5 Available at -
  • Silas, EG and Muthu, MS (1976) Notes on a collection of Penaeid prawns from the Andamans Journal of the Marine Biological Association of India Marine Biological Association of India, Cochin, India 18(1) 78-90 Available at -
  • Mohamed, KH (1973) Penaeid prawn resources of India Proceedings of the symposium on living resources of the seas around India, CMFRI, Cochin 548-556 Available at -
  • Silas, EG and Muthu, MS and Kathirvel, M (1983) Penaeid prawn resources and potential for prawn culture Mariculture potential of Andaman and Nicobar Islands-An indicative survey Bulletin of Central Marine Research Institute CMFRI, Cochin 34 54-60 Available at -
  • Sundaram, KS; Sarvesan, R; Mohamed, KH and Shanbhogue, SL (1969) Catalogue of molluscs, prawns, stomatopods and marine algae in the reference collections of the central marine fisheries research institute Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 9 1-52 Available at -
  • George, MJ (1969) Taxonomic considerations and General distribution Prawn fisheries of India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 14 5-48 Available at -
  • George, MJ (1972) Zoogeographic distribution of Indian penaeidae Indian Journal of Marine Sciences Scientific Publishers 1 89-93 Available at - NIO, Goa
  • Kurian, CV and Sebastian, VO (2002) The Indian prawns of commercial importance Prawns and prawn fisheries of India Hindustan publishing corporation 74-96 Available at - NIO, Goa

Page last updated on:2011-11-14

Back to Search