Yellowback fusilier (Caesio xanthonota)

Scientific name: Caesio xanthonota Bleeker, 1853

Yellowback fusilier (Caesio xanthonota)

The Yellowback fusilier (Caesio xanthonota) is a marine fish of the family Caesionidae. Native range: Indian Ocean, East Africa Gulf to Indonesia. Records of this species from the Marshall Islands and Australia are probably misidentifications of Caesio teres.

Biology

Dorsal spines: 10; Dorsal soft rays: 14-15; Anal spines: 3; Anal soft rays: 11 - 12. Upper 1/3 of body and caudal fin bright yellow, middle third blue, lower white. 4-5 scales on cheek; 20-25 predorsal scales; scaled dorsal and anal fins; narrow scaleless zone interrupting the Supra-temporal band of scales at the dorsal midline. Upper peduncular scale rows 11 or 12; lower peduncular scale rows usually 15. Presence of a small process on each ventrolateral surface of basioccipital for attachment of Baudelot's ligament. Post maxillary process single; posterior end of maxilla blunt.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Caesio xanthonota
Family
Caesionidae (Fusiliers)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
40.0
Depth range
0–50 m (0–164 ft)
Environment
Marine; reef-associated; non-migratory; depth range 0 - 50 m
Climate
Tropical
Distribution
Indian Ocean: East Africa Gulf to Indonesia. Records of this species from the Marshall Islands and Australia are probably misidentifications of Caesio teres.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: minor 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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