Two-lined monocle bream (Scolopsis bilineata)

Scientific name: Scolopsis bilineata Bloch, 1793

Two-lined monocle bream (Scolopsis bilineata)

The Two-lined monocle bream (Scolopsis bilineata) is a marine fish of the family Nemipteridae. Native range: Indo-West Pacific, Maldives and the Laccadive Islands to Fiji, north to southern Japan, south to Lord Howe Island. Recently reported from Tonga.

Biology

Dorsal spines (total): 10; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 7. Some geographical variations, especially different between Indian and Pacific Oceans; Pacific form with yellow stripes and yellow dorsal fin, while the Indian ocean form lacks the yellow. Head scales reaching to or just in front of anterior nostrils. Lower limb of preopercle scaly. Antrorse (forward-directed) suborbital spine present beneath eye. Pelvic fins long, reaching to or almost to level of origin of anal fin. Axillary scale present. Upper part of body olive or greyish-brown, pearly-white below. 2 narrow yellow stripes on head, another dark red-edged pearly-white stripe from mouth to base of soft dorsal fin. A yellow mid dorsal stripe from above ayes along base of dorsal fin. A whitish patch just below base of posterior half of soft dorsal rays. Juveniles with 3 dark brown stripes on upper part of body, interspaces between stripes yellow.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Scolopsis bilineata
Family
Nemipteridae (Threadfin breams, Whiptail breams)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
23.0
Common length
13.0
Depth range
1–25 m (3–82 ft)
Environment
Marine; reef-associated; depth range 1 - 25 m
Climate
Tropical
Distribution
Indo-West Pacific: Maldives and the Laccadive Islands to Fiji, north to southern Japan, south to Lord Howe Island. Recently reported from Tonga.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: subsistence fisheries; aquarium: commercial
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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