About This Fish


The finger mark fish (Lutjanus russelli) is a ray finned fish which is also known as the moses perch, Russell’s snapper, Golden snapper and spotted scale sea perch. It belongs to family Luthjanidae under Order Perciformes of Class Actinopterygii. It is found in East Africa to Fiji, north to southern Japan, and south to Australia. It inhabits offshore and inshore rocky coral reefs and moves at moderate depths which range from 20 - 50 meters.

The fingermark is typical perch like fish with oblong and moderately compressed body. Body is generally whitish or pink with silvery sheen, frequently brownish on the upper part of the head and back. Body is covered with moderate to rather small ctenoid scale. Eye is usually moderate and lateral line is complete. A large black spot or finger mark (thumb print) is present on the lateral line below the anterior portion of the soft dorsal fin. Juvenile is similar to adults but has four to five brown stripes on the body and an ocellus on the back. Mouth is fairly large and terminal with protrusible premaxilla. Cheek and operculum are with or without scales. Two nostrils are present on each side of the snout. Caudal fin is truncated to deeply fork with 17 rays. Dorsal fin is simple with spinous and soft portion, of which, spinous part has 10 spines and soft portion with 14 soft rays. Anal fin has 3 spines and 8 soft rays while pectoral fin with 14 soft rays and pelvic fin contains 1 spine and 5 soft rays. Dorsal profile of head is steeply to moderately slope. It feeds on benthic invertebrates and fish. The species grows up to 45 cm in length.

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