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