Rhinecanthus rectangulus   (Bloch & Schneider,  1801) (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Tetraodontiformes
Family:Balistidae

Image copyrights: Randall, J.E.

Description
Max. size: 30.0 cm TL.

Color: Yellowish; back slightly dusky gray. Interorbital space bluish brown with 3 blackish bands connecting eyes. A bluish band over upper lip. A narrow dark band from anterior border of eye towards base of pectoral. A dark bluish brown band from eye to gill opening and base of pectoral, continued as a very broad band to the vent and base of anal, this band often bordered behind by a narrow bluish stripe; a narrow band from the middle to the end of base of second dorsal. A black angular area on the free portion of tail, the angle pointed forwards. Membrane of first dorsal dark brown. Second dorsal, anal and pectoral pale to yellowish. Caudal pale with brownish tinge.

Head 2.50-2.65 in standard length, 2.9-3.1 in total length. Depth of body 1.9-2.1 in standard length, 2.3-2.5 in total length. Upper profile of snout straight. Eye diameter 5.3-6.3 in head, 4.0-5.0 in snout and 1.3-1.5 in scarcely convex interorbital space. First dorsal spine equal to half length of snout, covered with small bony ridges and spinules, second spine equal to half length of first, third minute. Second dorsal and anal rounded, rays decreasing in length to the last. Pectoral fin equal to or a little longer than 1/3 length of head. Caudal fin slightly rounded. Caudal peduncle and posterior part of tail with 4 or 5 longitudinal rows of antrorse spines.
Number of spines in the first dorsal fin: III; number of spines and rays in the second dorsal fin: ii, 21-22; number of spines and rays in the anal fin: ii, 18-19; number of rays in the pectoral fin: i, 12; number of scale rows along the midside of body from the upper corner of operculum to the midbase of caudal fin in the absence of lateral line: 37-40+4-5; number of horizontal scale rows usually counted from origin of the dorsal fin to the lateral line and from anal origin to the lateral line: 23-24.

Dioecious, external fertilisation, guarders, nesters. Oviparous, distinct pairing.

Remarks: Values in above description denote proportions.


Synonym (s)
Balistes rectangulus Bloch & Schneider, 1801
Balistapus rectangulus (Bloch & Schneider, 1801)
(Senior synonym)
Balistes rectangulus Bloch & Schneider, 1801
(Senior synonym)
Rhinecanthus rectangulus (Bloch & Schneider, 1801)
(Senior synonym)
Balistes echarpe Lacepede, 1798
Rhinecanthus echarpe Jones, 1969
Rhinecanthus rectangulus Smith, 1949

Common Name (s)
• Furondu (Mahl)
• Alikkaratti (Malayalam)
• Chikanna Karatti (Malayalam)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, aquarium)

Ecology
Habitat:  Reef Associated
Trophic Level:  Secondary Consumer
Prey:  Algae, detritus, mollusks, crustaceans, worms, echinoderms, fishes, sponges, foraminiferans, and eggs

Biogeography


• Andaman and Nicobar Islands, Andaman Islands (Lat: 10) (Long: 93) INDIA
• Lakshadweep, Kavaratti Atoll (Lat: 10.55) (Long: 72.63) INDIA (Record: 01/1991-06/1992)
• Lakshadweep, Bitra INDIA
• Lakshadweep, Kavaratti INDIA
• Lakshadweep, Kalpeni INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep, Suheli INDIA
• Lakshadweep INDIA
• INDIA
• MALDIVES
• Andaman and Nicobar Islands, Great Nicobar Island INDIA (Record: 08/2000-07/2003)
• Andaman and Nicobar Islands, North Reef Island INDIA
• Lakshadweep, Chettalatt INDIA (Record: 11/1993-01/1997)
• Lakshadweep, Amini INDIA (Record: 11/1993-01/1997)
• Lakshadweep, Kilttan INDIA (Record: 11/1993-01/1997)
• Lakshadweep, Minicoy INDIA (Record: 11/1993-01/1997)
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at - http://www.reefindia.org/
  • 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
  • Devi, K and Rao, DV (2003) Poisonous and venomous fishes of Andaman Islands, Bay of Bengal Occasional paper no 211 Records of The Zoolgical Survey of India ZSI, Calcutta 25934 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/
  • 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
  • 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
  • Allen, GR and Mohammed, A (2003) Coral Reef Fishes of Indonesia Zoological Studies 42(1) 26299 Available at - Digital Information Resource Center, Pune.
  • 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
  • (1998) Marine crabs of India National Institute of Oceanography Available at - NCL, Pune
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Anand, PEV and Pillai, NGK (2005) Community organization of coral reef fishes in the rubble sub-habitat of Kavaratti Atoll, Lakshadweep, India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin, India 47(1) 77-82 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
  • Anand, PEV and Pillai, NGK (2003) Habitat distribution and species diversity of coral reef fishes in the reefslope of the Kavaratti atoll, Lakshadweep, India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 45(1) 88-98 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
  • Rajaram, R; Srinivasan, M; Khan, SA and Kannan, L (2004) Ichthyofaunal diversity of great Nicobar Island, Bay of Bengal Journal of Indian fisheries association 31 13-26 Available at - NIO, Goa
  • 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
  • Murty, VS (2002) Marine ornamental fish resources of Lakshadweep CMFRI Special Publication CMFRI 72 1-134 Available at - http://eprints.cmfri.org.in/3536/1/Special_Publication_No_72.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
  • Ghosh, S; Ganeshamurthy, R; Balamurugan, J and Kumar, TTA (2011) Reef fishing- An off season amusement at Lakshadweep Fishing chimes 31(1) 128-130 Available at - NIO, Goa
  • Murty, VS (2001) Ornamental fish resources of Lakshadweep Bulletins of the Geological Survey of India 56 103-111 Available at - http://eprints.cmfri.org.in/8574/1/Murty.pdf

Page last updated on:2011-06-28

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