Balistapus undulatus   (Park,  1797) (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: Dark brown with 12 to 15 more or less parallel undulating and oblique yellow bands with reddish tinge from eye and back to anal and caudal fins; one band above the upper lip and another below lower lip joining behind corner of mouth and proceeding to above ventral, a black band often present below this band; snout with several yellowish spots. Base of caudal spines black. Interspinous membrane of first dorsal fin with dark brown margin. Other fins reddish yellow; base of rays of second dorsal and anal dark.

Head 2.8-3.0 in standard length, 3.3-3.6 in total length. Depth of body 1.9-2.1 in standard length, 2.3-2.5 in total length. Eye diameter 5.0-6.3 in head, 3.5-4.6 in snout and 1.3-1.6 in scarcely convex interorbital space. Profile of snout almost straight. First dorsal spine with small blunt tubercles in front, equal to or slightly longer than half length of head, second spine about ¾ length of first, third spine about ½ length of second. Second dorsal and anal fins rounded, median rays longest. Pectoral fin rounded, equal to 2/5 length of head. Ventral spine covered with blunt tubercles and with some spinules at tip. Caudal fin slightly rounded. Two longitudinal rows of 3 to 5 strong antrorse spines on caudal peduncle. Length of caudal peduncle 1.4-1.7 in its depth.
Number of spines in the first dorsal fin: III; number of spines and rays in the second dorsal fin: i-ii, 23-26; number of spines and rays in the anal fin: I, 21-23; number of rays in the pectoral fin: i, 12 (13); 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: 38-42+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: 23-25.

Dioecious, external fertilization, guarders, nesters. Spawning behavior may involve loose aggregations and nesting occurs in channels. Has a territorial nature. The eggs are laid in a single spongy cluster in a shallow excavation in rubble or sand. Hatching occurs at night.

Remarks: Values in above description denote proportions.


Synonym (s)
Balistes undulatus Mungo Park, 1797
Balistes aculeatus viridis Bennett, 1828
(Junior synonym)
Balistes lineatus Bloch & Schneider, 1801
(Junior synonym)
Balistes minor Forsskal, 1775
(Junior synonym)
Balistes porcatus Gronow, 1854
(Junior synonym)
Balistes undulatus Park, 1797
(Senior synonym)
Balistapus undulatus Smith, 1949
Balistopus undulatus (Park, 1797)
(Misspelling)

Common Name (s)
• Orange Lined Triggerfish (English)
• Rondu (Mahl)
• Karatti (Malayalam)
• Valupallan Karatti (Malayalam)
• Orangestriped (English)
• Undulated File-fish (English)
• Orange Lined Trigger
• Undulated Filefish
Economic Importance and Threats
Importance:  Commercial
(Fisheries, aquarium, Ornamental fish; Marketed fresh and dried-salted.
Traumatogenic)
Cultured:  Unknown

Ecology
Habitat:  Reef Associated
Trophic Level:  Secondary Consumer
Prey:  Crabs, other benthic crustaceans, hard corals, other polyps, sea stars/brittle stars, sea urchins, bony fish, molluscs, benthic algae/weeds, ascidians, sponges, polychaetes, other annelids
Predator:  Bony fishes belongs to the family Serranidae (Cephalopholis argus) and Carangidae (Caranx melampygus)

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, Agatti INDIA
• Lakshadweep, Amini INDIA
• Lakshadweep, Bitra INDIA
• Lakshadweep, Chettalatt INDIA
• Lakshadweep, Kalpeni INDIA
• Lakshadweep, Kavaratti INDIA
• Lakshadweep, Kilttan INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep INDIA
• Red Sea
• MALDIVES
• INDIA
• SRI LANKA
• Andaman and Nicobar Islands, Great Nicobar Island INDIA (Record: 08/2000-07/2003)
• Tamil Nadu, Gulf of Mannar INDIA
• Andaman and Nicobar Islands, North Reef Island INDIA
• Andaman and Nicobar Islands, Mahatma Gandhi Marine National Park INDIA
• Lakshadweep Islands INDIA (Record: 11/1993-01/1997)
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
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  • 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 - http://eprints.cmfri.org.in/569/1/Bulletin_8.pdf
  • Murty, VS (1996) Marine ornamental fishes of India Proceedings of the Seminar on Fisheries - A Multibillion Dollar Industry, Madras CMFRI 23-34 Available at - http://eprints.cmfri.org.in/7786/1/678-Mur.pdf
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  • 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
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Page last updated on:2011-12-13

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