Entomacrodus striatus   (Valenciennes,  1836) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: 11 cm.

Color: Small dark spots on body, upper lip uniformly dusky or with scattered spots, pale area behind eye followed by an irregular dark mark.

No crest on head in either sex. Nasal cirrus about equal to pupil diameter or less in length consisting of a short pedicle bearing 4 to 7 filaments palmately at its end. Supra orbital cirrus about 2/3 diameter of eye, several filaments on inner side of cirrus and generally restricted to its basal half, none on outer side. Nuchal cirrus simple and about equal to pupil, or less, in length. Forehead receding, snout prominent. A single, recurved, sturdy canine as long as pupil posteriorly on dentary. Depth 6.0 to 6.4. Head 4.0 to 4.4. Dorsal deeply notched, last spine tiny but visible, last dorsal ray bound to caudal peduncle by a membrane which may not quite reach first caudal rays or may extend over all of first small caudal rays (in larger specimens). Anal spines of large males ( over 65 mm long) and first 3 to 5 rays bearing dendritic rugosities, smaller males either not showing this development or showing it imperfectly. First anal spine of females completely hidden in genital pad, and second almost hidden, last ray free from caudal peduncle. Longest pectoral ray shorter than head by length of snout.

Fertilization external, oviparous.

Remarks: Values in above description denote proportions.

Synonym (s)
Entomacrodus plurifilis marshallensis Schultz & Chapman, 1960
Salarias striatus Quoy & Gaimard, 1836
Salarias striatus Valenciennes, 1836
Salarias arenatus Bleeker, 1868
Salarias arenatus Gunther, 1861
Salarias marmoratus Herre, 1939
Entomacrodus striatus Chapman, 1951
Salarias frenatus Day, 1878
Salarias fraenatus Valenciennes in Cuvier & Valenciennes, 1836

Common Name (s)
• Blackspotted Rockskipper (English)
• Pearly Rockskipper (English)
• Reef Margin Blenny (English)
• Streaked Blenny (English)
• Kakkadan (Malayalam)
• Mandian (Malayalam)
• Digu Funna
• Kattu
Economic Importance and Threats

Habitat:  Reef Associated
Trophic Level:  Secondary Consumer


• Andaman and Nicobar Islands, Andaman Islands (Lat: 10) (Long: 93) INDIA
• Andaman and Nicobar Islands, Andaman Island INDIA
• Lakshadweep, Bitra INDIA
• Lakshadweep, Chettalatt INDIA
• Lakshadweep, Kilttan INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Rao, DV; Devi, K and Rajan, PT (2000) An account of ichthyofauna of Andaman and Nicobar Islands, Bay of Bengal Occasional paper no 178 Records of the Zoological Survey of India ZSI, Calcutta 1-434 Available at - NCL, Pune
  • Heemstra, E; Heemstra, P; Smale, M; Hoopers, T and Pelicier, D (2004) Preliminary checklist of coastal fishes from the Mauritian island of Rodrigues Journal of natural history Taylor and Francis 38(23-24) 3315 - 3350 Available at - taylorandfrancis.metapress.com/ index/
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Letourneur, Y; Chabanet, P; Durville, P; Taquet, M; Teissier, E; Parmentier, M; Quero, JC and Pothin, K (2004) An updated checklist of the marine fish fauna of Reunion Island, south-western Indian Ocean Cybium 28(3) 199-216
  • Chabanet, P and Patrick, D (2005) Reef Fish Inventory of Juan De Novas Natural Park (Western Indian Ocean) Western Indian Ocean Journal Marine Sciences 2005 WIOMSA 4 145-162
  • Allen, GR and Mohammed, A (2003) Coral Reef Fishes of Indonesia Zoological Studies 42(1) 26299 Available at - Digital Information Resource Center, Pune.
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Beaufort, LF and Chapman, WM (1951) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 9 484 pp Available at - NIO, Goa
  • 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
  • Dr. Kumaraguru, AK (2000) Studies on socioeconomics of Coral Reef resource users in the Gulf of Mannar coast, South India Centre for Marine and Coastal studies School of Energy, Environment and Natural Resources Madurai Kamaraj University, Madurai, India Available at - http://planningcommission.nic.in/reports/sereport/ser/stdy_coral.pdf
  • Jones, S. (1969) Catalogue of fishes from the Laccadive Archipelago in the reference collections of the Central Marine Fisheries Research Institute. Bulletin of Central Marine Research Institute CMFRI, Cochin 8 1-35 Available at - http://eprints.cmfri.org.in/569/1/Bulletin_8.pdf
  • Jones, S and Kumaran, M (1959) The fishing industry of Minicoy Island with special reference to the tuna fishery Indian Journal of Fisheries Indian Council of Agricultural Research 6 (1) 30-57 Available at - http://eprints.cmfri.org.in/1866/1/Article_04.pdf
  • Rao, GC (1991) Distribution of plants and animals on the rocky sea shores of Andaman and Nicobar Islands Journal of the Andaman Science Association Andaman Science Association, Port Blair 7(2) 30-42 Available at - NIO, Goa
  • 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 - eprints.cmfri.org.in/3975/1/Special_Publication_No_12_Revised.pdf

Page last updated on:2011-12-05

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