Lutjanus rivulatus   (Cuvier,  1828) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Size: 33-80 cm.

Weight: 11.0 kg.

Color: Juveniles with a series of 3 to 8 brown bars on sides and a chalky-white spot, with a broad blackish margin, present below anterior soft dorsal ray. Large adults brownish to grey with small white spots and fine striations on the head.

Dorsal profile of head steeply sloped, preorbital bone broad, about twice the eye diameter. Preopercular notch and knob moderately developed. Scale rows on back rising obliquely above lateral line. Head with numerous undulating blue lines. Height 2.1-2.2, 2.6-2.8 in length with caudal. Head 2.5-2.6, 3-3.3 in length with caudal. Eye 4-4.5, 1.3-1.6 in snout and more than nearly flat inter orbital space. Mouth oblique. Maxillary reaching to below front border of eye or of pupil. Small teeth in rather narrow bands in jaws, with an outer series of larger ones, the anterior of which in the upper jaw are moderate canines. small teeth on vomer in a sharply dent band, in an elongate band on palatines. Head naked anteriorly. Scales beginning on occiput with a distinct supra-temporal band. Six transverse rows of scales on operculum, the posterior and inferior limb of which are naked. Posterior and inferior preopercular border denticulate. Preopercular notch shallow in young, narrower in old specimens. Interopercular nob distinct. Longitudinal rows of scales above lateral line oblique, ascending to dorsal profile, parallel axis of body below it. about 48-52 transverse rows of scales above and 45-49 below lateral line. Dorsal spines robust. First spine half length of second, which is shorter than third. Third, fourth and fifth spine longest as long as post orbital part of head. Soft dorsal rounded, as high as spinous part. First anal spine scarcely less than half length of second, which is longer and stronger than third and equal to post orbital part of head. Soft anal rounded, deeper than spinous part. Pectorals one third of snout shorter than head. Ventrals without the filamentous prolongation of the first ray, as long as head without snout. Ventral spine as long as snout. Caudal slightly emarginate. Dorsal spines (total): 10, Dorsal soft rays (total): 15-16, Anal spines: 3, Anal soft rays:8.
Found solitary or in small groups of up to 15 to 20 fish.

Remarks: Values in above description denote proportions.

Synonym (s)
Diacope rivulata Cuvier, 1828
Diacope rivulata Cuvier and Valencien, 1828
Mesoprion coeruleopunctatus Bleeker, 1851
Genyoroge rivulata Gunther, 1859
Genyoroge rivulata Playfair, 1866
Diacope rivulata Klunzinger, 1870
Genyoroge cacruleopunctata Day, 1870
Lutjanus rivulatus Bleeker, 1873
Lutjanus rivulatus Day, 1888
Lutjanus rivulatus Bleeker, 1877
Mesoprion parvidens Macleay, 1882
Lutjanus rivulatus Steindachner and Doderlein, 1883
Mesoprion rivulatus Klunzinger, 1884
Diacope rivulata Sauvage, 1891
Lutianus rivulatus Seale and Bean, 1908
Lutianus rivulatus Jordan and Thompson, 1911
Lutianus rivulatus Snyder, 1912
Lutianus rivulatus Barnard, 1927
Lutjanus rivulatus Fowler, 1928
Lutjanus rivulatus Herre, 1934
Diacope alboguttata Valenciennes, 1831
Diacope caeruleopunctata Cuvier, 1828
Diacope coeruleopunctata Cuvier, 1828
Diacope revulina Swainson, 1839
Diacope rivulina Swainson, 1839
Diacope sinal Montrouzier, 1857
Lutianus rivulatus (Cuvier, 1828)
Lutjanus rivuturus (Cuvier, 1828)
Mesoprion myriaster Lienard, 1839
Mesoprion quadripunctatus Gunther, 1859

Common Name (s)
• Blubberlip Snapper (English)
• Blue Spotted Snapper (English)
• Maitland Fish (English)
• Speckled Snapper (English)
• Blubberlip Jobfish (English)
• Blue Lined Snapper (English)
• Badau (Sinhala)
• Rumassa (Sinhala)
• Kuruvili (Tamil)
• Blubber Lip Snapper (English)
• Kuruvilai
Economic Importance and Threats
Importance:  Commercial
(Fisheries, gamefish, marketed fresh or frozen, excellent foodfish)
Cultured:  Yes

Habitat:  Reef Associated, Estuarine, Open Sea
Prey:  Zoobenthos, fishes, cephalopods, benthic crustaceans


• Tamil Nadu, Chennai INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Andaman and Nicobar Islands, Great Nicobar Island INDIA (Record: 08/2000-07/2003)
• Arabian Sea (Lat: 13.5) (Long: 73.9) INDIA (Record: 02/1985-06/1987) (Depth: 65 mts)
• Karnataka, Netrani Island INDIA
• Andaman and Nicobar Islands INDIA
• Tamil Nadu INDIA
• Kerala INDIA
• Karnataka INDIA
• West Bengal (Lat: 21.45) (Long: 87.9) INDIA

Literature Source(s)
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Page last updated on:2012-01-16

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