Chromis caerulea   (Cuvier,  1830) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: 6.5-12.5 cm.

Color: In preserved specimens purplish blue above, the scales with a dark center, lighter and more or less silvery below. A light blue band from snout to eye, not always distinct. Light blue spots on scales behind and below eye may be present. A more or less developed black band along base of pectoral. Caudal yellowish, the lobes generally blue. Other fins more or less bluish. The young ones are green, the adults blue in life.

Height 2.1-2.4, 2.8-3.2 in length with caudal. Head 3.1-3.5, 4.2-4.6 in length with caudal. Length of head 1.1-1.2 in its height. Eye 3-3.2, equal to or somewhat less than convex inter orbital space. Snout 1-1.3 in eye. Mouth oblique. Maxillary reaching to below front border of eye or nearly so. Teeth pointed, in a single row, those in the upper jaw rather slender, the teeth near symphysis more conical. In the lower jaw the teeth near symphysis are short but stout, conical and more or less horizontal and directed outwards. Preorbital deeper than suborbital, both with a row of scales, which cover the lower edges of the bones. Two transverse rows of scales on preopercle and one of inferior limb. Hind border of preopercle slightly rugose, especially near its angle. Scales on upper part of head reaching to end of snout. First dorsal spine more than half length of second, which is about as long as third and equal to snout and eye or somewhat shorter. Following spines decreasing in length to the last, which is as long as eye. Soft dorsal somewhat pointed, the middle rays longest and as long as longest spines. First anal spine less than half length of second, which is stouter but shorter than longer spines and about equal to postorbital part of head. First anal rays longer than snout spine. Soft anal rounded, the longest rays equal to eye and snout together. Ventrals with the first ray produced, equal to pectorals, slightly less than head. Caudal deeply forked, the lobes pointed. It attains a length of 5.80 TL at maturity. Dorsal spines (total): 12 - 12, Dorsal soft rays (total): 10 - 11, Anal spines: 2, Anal soft rays: 10 - 11.

Remarks: Values in above description denote proportions.

Synonym (s)
Heliases caerulea Cuvier, 1830
Chromis caeruleus (Cuvier, 1830)
(Senior synonym)
Heliases caeruleus Cuvier, 1830
(Senior synonym)
Glyphisodon bandanensis Bleeker, 1851
Heliases frenatus Bleeker, 1852
Heliases caeruleus Bleeker, 1855
Heliastes lepidurus Gunther, 1862
Heliastes lepidurus Kossmann and Rauber, 1876
Heliastes lepidurus Day, 1877
Chromis lepisurus Bleeker, 1877
Heliastes lepidurus Gunther, 1881
Heliastes frenatus Sauvage, 1891
Abudefduf amboinensis Seale, 1901
Chromis lepisurus Steindachner, 1906
Chromis caeruleus Jordan and Seale, 1906
Chromis axillaris Seale, 1906
Chromis caeruleus Kendall and Goldsborough, 1911
Chromis caeruleus Kendall and Radcliffe, 1912
Chromis lepidurus M. Weber, 1913
Chromis caeruleus de Beaufort, 1913
Heliastes lepidurus Vinciguerra, 1926
Chromis caeruleus Montalban, 1927
Chromis lepisurus Whitely, 1927
Chromis caeruleus Fowler and Bean, 1928
Chromis caeruleus Fowler, 1928
Haplochromis caeruleus Whitley, 1929
Chromis caeruleus Herre, 1931

Common Name (s)
• Green Chromis (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, aquarium)
Cultured:  Unknown

Habitat:  Reef Associated
Trophic Level:  Secondary Consumer
Prey:  Fish eggs/larvae, mysids, planktonic copepods, planktonic crustaceans, other planktonic invertebrates
Predator:  Bony fishes of the families Synodontidae (Synodus englemani), Balistidae (Rhinecanthus aculeatus), Cirrhitidae (Paracirrhites forsteri), Pomacentridae(Sargocentron microstoma), Serranidae(Cephalopholis argus, Plectropomus leopardus)


• 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)
• Andaman and Nicobar Islands, Andamans INDIA
• Lakshadweep, Kavaratti Atoll INDIA (Record: 01/1991-06/1992)
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • 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
  • Balasubramanian, T Lagoons of India Environmental Information System Centre, Envis Publication Series: 3/2001 105 pp Available at -
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • 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
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Beaufort, LF (1940) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 8 508 pp Available at - NIO, Goa
  • Anand, PEV and Pillai, NGK (2004) Community organization of reef fishes in the live coral sub-habitat of Kavaratti atoll, Lakshadweep, India Indian Journal of Fisheries Indian Journal of Fisheries for the Indian Council of Agricultural Research 51(1) 87-95 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

Page last updated on:2011-08-08

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