Saurida gracilis   (Quoy & Gaimard,  1824) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: 32.0 cm SL.

Color: Ground color, white or pale yellow, mottled with dark brown and black on back and sides. A series of 8 to 10 blotches along lateral line and darker crossbars on back, particularly at base of caudal fin, around adipose fin and behind dorsal fin. All fins with dark bars and spots; caudal fin with a broad, vertical, pale yellow band near base.

Lateral body shape elongated, with an adipose eyelid, shorter than snout, which is broadly depressed, slightly prominent. The very wide mouth cannot be closed, on account of the concavity of the dentigerous part of the mandibles. Interorbital space slightly concave.Superior border of the eye at the level of the dorsal surface. Dorsal short, midway between snout and base of caudal, its origin below first half of ventrals. First ray a little longer than head without snout. Distance of the small adipose fin from the origin of the dorsal slightly less than distance of that origin from snout. Adipose fin above posterior half of anal, which is not twice as short and as low as the dorsal. Pectorals shorter than post-orbital part, reaching to ninth scale of lateral line. Ventrals longer than head without snout. Caudal forked. 18 scales between occiput and dorsal, 4 horizontal rows on cheeks. Teeth in jaws depressible, unequal, the inner series the largest, on each side of palate 2 bands of teeth, the outer band the longer, consisting of one or 2 rows, the anterior teeth of which are the longest. Tongue and gillarches covered with fine teeth. Dorsal spines (total): 0-0, Dorsal soft rays (total): 11-12, Anal spines: 0, Anal soft rays: 9-10.

Dioecious, external fertilization, nonguarders, open water or substratum egg scatterers.

Synonym (s)
Saurus ferox Eydoux and Souleyet, 1841
Saurida nebulosa Cuvier and Valenciennes, 1849
Saurida nebulosa Gunther, 1864
Saurida nebulosa Bleeker, 1875
Saurida nebulosa Day, 1878
Saurida gracilis Gunther, 1909
Saurida gracilis Weber and de Beaufort, 1913
Saurida nebulosa (non Valenciennes, 1850)
Saurida tombil (non Bloch, 1795)
(Misapplied name)
Saurida tumbil (non Bloch, 1795)
(Misapplied name)
Saurus gracilis Quoy & Gaimard, 1824
(Senior synonym)
Saurus minutus Lesueur, 1825
(Junior synonym)
Saurida gracila (Quoy & Gaimard, 1824)
Saurida gracilata (Quoy & Gaimard, 1824)

Common Name (s)
• Slender Lizardfish (English)
• Gracile Lizardfish (English)
• Sudung (Mahl)
Economic Importance and Threats
Importance:  Commercial

Habitat:  Reef Associated, Estuarine
Trophic Level:  Tertiary Consumer
Prey:  Zoobenthos, nekton, benthic crustaceans, finfish, bony fish
Predator:  Plectropomus leopardus, Sphyrna lewini


• Andaman and Nicobar Islands, Andaman Islands (Lat: 12.5) (Long: 92.75) INDIA
• Lakshadweep, Minicoy INDIA
• Red Sea
• Lakshadweep INDIA
• Arabian Sea (Lat: 8.06) (Long: 74.1) INDIA (Record: 02/1985-06/1987) (Depth: 60 mts)
• Andaman and Nicobar Islands, North Reef Island INDIA
• Tamil Nadu, Vedalai INDIA
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA
• Andaman and Nicobar Islands INDIA
• Andaman and Nicobar Islands, Port Blair INDIA
• West Bengal (Lat: 21.45) (Long: 87.9) INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at -
  • 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
  • Rao, KVS (1977) Systematics and comparative osteology of Indian lizard fishes (Saurida spp.) Indian Journal of Fisheries 24(1-2) 143-171 Available at - NCL, Pune (ASFA Records)
  • Hussain, SM Brief report on biodiversity in the coastal areas of Pakistan p 113
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • 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 - index/
  • Hutomo, M and Martosewojo, S (1977) The fishes of seagrass community on the west side of Burung island (Pari Islands, Seribu Islands) and their variations in abundance Marine Research in Indonesia 17 147-172 Available at - NIO, Goa
  • 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
  • Allen, GR (2005) Reef fishes of northwestern Madagascar RAP Bulletin of Biological Assessment 31 39-48
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Weber, M; Beaufort, LF (1965) The fishes of the Indo-Australian Archipelago E.J. Brill, Leiden, Holland 2 404 pp Available at - NIO, Goa
  • Durville, P; Chabanet, P and Quod, JP (2003) Visual Census of the Reef Fishes in the Natural Reserve of the Glorieuses Islands (Western Indian Ocean) Western Indian Ocean J. Mar. Sci. WIOMSA 2 95-104
  • 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
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 4 Available at -
  • Balachandran, K and Nizar, MA (1990) A check list of fishes of the Exclusive Economic Zone of India collected during the research cruises of FORV Sagar Sampada Proceedings of the first workshop on scientific results of FORV Sagar Sampada CMFRI, Cochin 305-324 Available at -
  • Rao, GC; Rao, DV and Devi, K (1994) A faunal exploration of the North Reef Island sanctuary, North Andaman Journal of the Andaman Science Association Andaman Science Association, Port Blair 10(1&2) 68-81 Available at - NIO, Goa
  • 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 -
  • Murty, VS (1969) Catalogue of fishes (excluding from the Laccadives) in the reference collections of the Central Marine Fisheries Research Institute Bulletin of Central Marine Research Institute CMFRI, Cochin 10 1-38 Available at -
  • 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 -
  • Talwar, PK (1990) Fishes of Andaman and Nicobar Islands: A synoptic survey Journal of the Andaman Science Association Andaman Science Association, Port Blair 6(2) 71-102 Available at - NIO,Goa
  • Bapat, SV; Deshmukh, VM; Krishnamoorthi, B; Muthiah, C; Kagwade, PV; Ramamirtham, CP; Mathew, KJ; Pillai, SK and C. Mukundan (1982) Species composition, distribution and abundance of major groups/species Fishery resources of the Exclusive Economic Zone of the NorthWest coast of India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Kochi 33 1-86 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 -
  • Biswas, KP (2009) Fishes around Indian Ocean Indian Mackerel, Rastrelliger kanagurta (Cuv) Daya publishing house Available at - NIO,Goa
  • Das, P; De, SP; Bhowmik, RM; Pandit, IK; Sengupta, R; Nandi, AC; Thakurta, SC and Saha, S (2007) Piscine diversity of West Bengal Fishing chimes 27(5) 15-28 Available at - NIO, Goa

Page last updated on:2012-01-06

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