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Pearl perch (Glaucosoma scapulare) fish species and information / pictures of Pearl perch - Glaucosoma scapulare

Pearl perch (Glaucosoma scapulare) fish species information

Scientific Name
Glaucosoma scapulare

Common Name
Pearl perch

Biology
Dorsal spines (total): 8; Dorsal soft rays (total): 11; Anal spines: 3; Anal soft rays: 9. One dark vertical band through eye which may disappear with an increase in size; 11 dorsal fin rays and 9 anal fin rays. Supraclavicle (shoulder-bone) developed into a prominent bony shield.

Classification

Classified By

Ramsay, 1881

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Pearl perches (Glaucosomatidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Rockhampton, Queensland to Port Jackson, New South Wales (Ref. 27621).

Range

22°S - 35°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

90 m

Zone

demersal

Environment

Marine; demersal; depth range ? - 90 m (Ref. 27621)

Trophic Level

4.25 s.e. 0.55 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

70.0 cm

Common Length

35.0 cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

High vulnerability (60 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated