Taenianotus triacanthus   Lacepede,  1802 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: 4.3-10 cm.

Color: Pale yellowish with irregular brown marking below 6th to 7th dorsal spines extending obliquely towards anal fin origin. Fins clear with some brown patches on first two spines of dorsal, distal part of soft rays, hind part of caudal, distal part of anal and tip of pectoral.

Head and body greatly compressed. Head 2.3 in standard length, 2.9 in total length. Depth of body 2.1 in standard length, 2.7 in total length. Eye diameter 4.4 in head, 1.5 in snout and about 0.7 in concave interorbital space. Mouth oblique, maxillary reaching to below middle of eye. A cutaneous flap at anterior nostril and above eye. Hind border of preopercle with two blunt spines. Two ridges on opercle ending in small spines. A spine above hind quarter of eye and two spines below origin of dorsal fin. Soft dorsal fin connected by membrane to dorsal edge of caudal fin. First spine of dorsal fin slightly longer than postorbital part of head, second and third spines subequal, as long as head without snout. Third anal fin spine longest, slightly shorter than first spine of dorsal fin. Pectoral fin slightly shorter than head, ventral fin equal to head without snout.
Number of spines and rays in the dorsal fin: XII, 10; number of spines and rays in the anal fin: III, 7; number of rays in the pectoral fin: 14; number of spines and rays in the ventral fin: I, 5; number of scale rows along the lateral line: 23.

Has the habit of mimicking a dead leaf by swaying from side to side.

Remarks: Values in above description denote proportions.

Synonym (s)
Taenianothus triacanthus Lacepede, 1802
Taenianotus citrinellus Gilbert, 1905
Taeniatus triacanthus Lacepede, 1802
Taenionotus triacanthus Lacepede, 1802
Taenianotus triacanthus Lacepede, 1802
Taenionotus triacanthus Regan, 1908
Taenianotus triacanthus Cuvier and Valenciennes, 1829
Taenianotus triacanthus Bleeker, 1855
Taenianotus triacanthus Gunther, 1875
Taenianotus triacanthus Bleeker, 1879
Taenianotus triacanthus M. Weber, 1913
Taenianotus triacanthus Schultz, 1938
Taenianotus triacanthus Randall, 1955

Common Name (s)
Economic Importance and Threats
Importance:  Commercial, Dangers

Habitat:  Reef Associated
Trophic Level:  Tertiary Consumer
Prey:  Zoobenthos, finfish, bony fish


• Lakshadweep, Kavaratti INDIA
• Andaman and Nicobar Islands, Havelock INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at - http://www.reefindia.org/
  • UNEP World Conservation Monitoring Centre Available at - http://www.unep-wcmc.org/
  • 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
  • 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 - http://www.marinespecies.org
  • Beaufort, LF and Briggs, JC (1962) The fishes of the Indo-Australian Archipelago Pataudi House, Daryaganj, New Delhi 11 481 pp Available at - NIO, Goa
  • Jones, S and Kumaran, M (1970) New records of fishes from the seas around India - part VII Journal of the Marine Biological Association of India Marine Biological Association of India 12(1-2) 187-196 Available at - http://eprints.cmfri.org.in/952/1/Article_27.pdf
  • (2011) Animal discoveries 2010 Zoological Survey of India 1-107 Available at - http://zsi.gov.in/right_menu/Animal_disc/Animal%20Discovery%202010.pdf

Page last updated on:2011-08-12

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