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Image of Threadfin pearl perch
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Threadfin Pearl Perch

Glaucosoma magnificum (Ogilby 1915)

Diagnostic Description

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Three dark vertical bands from nape, the first through eye, the second along the edge of the preopercle and the third down to the base of the pectoral fins; Dorsal fin with 8 spines increasing in length from a small anterior spine to a long posterior one; soft dorsal rays 14, much higher than spinous part and with the anterior ray produced into a short filament, the third ray prolonged into a long simple filament which extends past the caudal fin and the fourth and fifth rays also extended to beyond the hypural joint; anal fin with 3 slender spines and 12 soft rays, the second ray prolonged beyond the caudal fin and the third ray almost as long in small specimens.
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Recorder
Susan M. Luna
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Morphology

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Dorsal spines (total): 8; Dorsal soft rays (total): 14; Analspines: 3; Analsoft rays: 12
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Susan M. Luna
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Trophic Strategy

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Found on the continental shelf (Ref. 75154). Schools of threadfin pearl perch can be observed in 8 to 10 m.
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Susan M. Luna
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Biology

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Inhabit trawling grounds. Found more frequently in moderate depths on the continental shelf particularly close to submerged reefs or rough bottom (Ref. 27621). Feed mainly on crustaceans (Ref. 27621). Some cuttlefish are also taken (Ref. 27621).
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FishBase
Recorder
Susan M. Luna
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Importance

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fisheries: minor commercial; price category: unknown; price reliability:
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cc-by-nc
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FishBase
Recorder
Susan M. Luna
original
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Fishbase