Blue-spotted large-eye bream (Gymnocranius microdon)

Scientific name: Gymnocranius microdon Bleeker, 1851

Blue-spotted large-eye bream (Gymnocranius microdon)

The Blue-spotted large-eye bream (Gymnocranius microdon) is a marine fish of the family Lethrinidae. Native range: Indo-West Pacific, known only from southern Japan, the South China Sea, the Marshall Islands, and off Phuket, Thailand in the Andaman Sea.

Biology

Dorsal spines (total): 10; Dorsal soft rays (total): 9-10; Anal spines: 3; Anal soft rays: 9 - 10. Eye is large, its diameter about equal to the width of preorbital and interorbital spaces. The mouth is relatively small. The posterior part of the jaws reaches to about the level of the nostril openings. Overall color is silvery to brownish. Scale borders have a narrow brown border. Numerous vertically elongate blue spots are on the snout and cheek and sometimes on the operculum. Fins are clear to yellow or reddish, caudal fin sometimes dusky brown. Juveniles with a mostly vertical banded pattern.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Gymnocranius microdon
Family
Lethrinidae (Emperors or scavengers)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
45.0
Common length
35.0
Depth range
20–50 m (66–164 ft)
Environment
Marine; reef-associated; non-migratory; depth range 20 - 50 m
Climate
Tropical
Distribution
Indo-West Pacific: known only from southern Japan, the South China Sea, the Marshall Islands, and off Phuket, Thailand in the Andaman Sea.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: minor commercial
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (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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