Aprion virescens   Valenciennes,  1830 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Mya Than Tun

Size: 72-112 cm.

Max. published weight: 15.4 kg

Color: Dark green to blue/green.

Preopercle edge smooth or sometimes denticulate in juveniles. There is a distinct horizontal groove in front of eye. Dorsal and anal fins without scales. Scale rows on back parallel with lateral line. Height 4, 4.9 in length with caudal. Head with caudal. Head 3.2, 4 in length with caudal. Eye 4.9, 2.2 in snout and 1.8 in flat inter orbital space. Mouth oblique, Maxillary not quite reaching to below front border of eye. Teeth in jaws in villiform bands, the outer series enlarged. Two strong canines in front part of upper and lower jaw, besides some smaller ones on the sides of both jaws, specially of the lower jaw and in the space between the large canines in the upper jaw. Teeth on vomer in a curved patch, on palatines in an elongate, ovate patch. Scales on head beginning immediately behind eyes with an elongate band of about 4 rows of scales, widely separated from that of the other side and by a narrow scaleless region from the scales behind it. Seven to eight transverse rows of scales on preoperculum, the posterior and inferior limb of which is broadly naked. Preopercular hind border and lower border smooth, at least in adults. Dorsal spines slender and flexible. First spine half length of second, second to seventh sub equal and longest, shorter than postorbital part of head. Following spines slightly shorter, somewhat longer than anterior rays, which increase in length posteriorly, the last one being the longest and about as long as longest spine, hence the dorsal is pointed behind. Anal spines flexible, the first minute, the third longest and about equal to horizontal diameter of eye, the anterior anal rays somewhat longer than third spine, the last ray much longer, as long as post orbital part of head. Anal pointed behind as dorsal. Pectorals short and rounded, equal to snout. Ventrals on third diameter of eye longer. Ventral spine equal to post orbital part of head. caudal deeply forked, the lobes pointed. Least height of caudal peduncle 1.9 in its length. Dorsal spines (total): 10-10, Dorsal soft rays (total): 11-11, Anal spines: 3, Anal soft rays: 8.

Dioecious, external fertilization, nonguarders of eggs, opens water/ substratum egg scatterers.

Max. age: 6 years

Remarks: Values in above description denote proportions.

Synonym (s)
Aprion kanekonis Tanaka, 1914
Aprion viresceus Valenciennes, 1830
Sparopsis latifrons Kner, 1868
Mesoprion microchir Bleeker, 1853
Sparopsis elongatus Kner, 1868
Aprion virescens Playfair, 1867
Chaetopterus microchir Bleeker, 1869
Aprion virescens Gunther, 1873
Aprion (Aprion) virescens Bleeker, 1877
Aprion virescens Steindachner, 1900
Aprion virescens Jenkins, 1904
Aprion virescens Jordan and Evermann, 1905
Aprion virescens M. Weber, 1913
Aprion virescens McCulloch, 1915
Aprion virescens Jordan and Starks, 1917
Aprion virescens Fowler, 1928
Aprion virescens McCulloch, 1929
Aprion virescens Fowler, 1931
Aprion (Aprion) virescens Weber and de Beaufort, 1936
Aprion konekonis Tanaka, 1914

Common Name (s)
• Green Job Fish (English)
• Chevidukallan (Malayalam)
• Gilolu
• Chevidukallan
• Green Jobfish (English)
Economic Importance and Threats
Importance:  Commercial, Dangers
(Fisheries, gamefish, aquarium. Mainly marketed fresh or frozen, but also dried and salted. Excellent for eating.
Causes ciguatera poisoning)
Cultured:  Unknown

Habitat:  Reef Associated
Trophic Level:  Secondary Consumer
Prey:  Crabs, shrimps/prawns, squid, cuttlefish, bony fish, other finfish, planktonic invertebrates


• West Bengal, Digha Coast (Lat: 21.61) (Long: 87.53) INDIA
• Lakshadweep, Kavaratti Atoll (Lat: 10.55) (Long: 72.63) INDIA (Record: 01/1991-06/1992)
• Lakshadweep, Bangaram INDIA
• Lakshadweep, Kavaratti INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep, Pitti INDIA
• Lakshadweep INDIA
• Andaman and Nicobar Islands, Great Nicobar Island INDIA (Record: 08/2000-07/2003)
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Tamil Nadu, Cuddalore Coast INDIA (Record: 08/2008)
• Andaman and Nicobar Islands INDIA

Literature Source(s)
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Page last updated on:2011-10-19

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