Bolbometopon muricatum   (Valenciennes,  1840) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: 70-130 cm.

Weight: 46-50 kg.

Color: There appears to be a single adult color phase; bright green-blue ground color over fine, body and head; anterior margin of head pink, merging to green; 6 faint dull purple stripes on body which correspond to scale striations; dental plates white; small specimens (less than 30 cm) uniform dull green-brown, sometimes with 2 longitudinal rows of whitish spots on dorsal half of body.

Body and head very deep, the body depth contained 2 to 2.5 times in standard length, less in large individuals. With increase size, a hump develops on forehead and the anterior profile becomes increasingly vertical; teeth fused in upper and lower jaws to form dental plates; plates rough to touch, the individual teeth easily discernible over entire surface of plates; no canines on dental plates; upper jaw enclosing lower jaw; lips covering about 1/2 of upper dental plates and about 3/4 of lower dental plates; 2 to 4 median predorsal scales (development of hump may obscure predorsal scales); 2 rows of cheek scales, the rows becoming indistinct with progressive deepening of head associated with growth; 4 to 6 cheek scales in dorsal row and 3 to 6 scales in ventral row (in addition 1 or 2 scales can be imbedded on preopercular flange); posterior nostril large and oval. Pectoral fins with 14 (occasionally 13) branched rays; caudal fin rounded in small individuals, the lobes becoming slightly produced in larger individuals (but centrally the fin still rounded). Dorsal spines (total): 9; Dorsal soft rays (total): 10 - 10; Anal spines: 3; Anal soft rays: 9. Median predorsal scales 2 to 4 (may be obscured by hump); scales on cheek scale rows 1(4-6), 2(3-6), 3(1-2).

Synonym (s)
Bolbometopon muricatus (Valenciennes, 1840)
(senior synonym)
Bolbometopon muricantum (Valenciennes, 1840)
(senior synonym)
Bulbometopon muricatum (Valenciennes, 1840)
(senior synonym)
Callyodon muricatus (Valenciennes, 1840)
(senior synonym)
Scarus muricatus Valenciennes, 1840
(senior synonym)

Common Name (s)
• Green humphead parrotfish (English)
• Bumphead Parrotfish (English)
Economic Importance and Threats
Importance:  Commercial

Habitat:  Reef Associated, Coastal
Trophic Level:  Consumer
Prey:  Benthic algae, live corals and shellfishes.


• Tamil Nadu, Tuticorin Coast INDIA
• Tamil Nadu, Gulf of Mannar INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna 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/
  • 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.
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Kumar, RR and Edward, JKP (2005) Comparative study on the fish assemblages in natural and artificial reefs in Tuticorin, Gulf of Mannar, Southeast coast of India Proceedings of the National Seminar on Reef Ecosystem Remediation SDMRI Special Research Publication No.9 99-104 Available at -
  • Varghese, M; Manisseri, MK; Ramamurthy, N; Geetha, PM; Thomas, VJ and Gandhi, A (2011) Coral reef fishes of Gulf of Mannar, S.E of India Fishing Chimes CMFRI 31(1) 38-40 Available at - NIO, Goa

Page last updated on:2011-06-09

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