Golden spadefish (Platax boersii) fish species and information / pictures of Golden spadefish - Platax boersii

Golden spadefish (Platax boersii) fish species information

Scientific Name
Platax boersii

Common Name
Golden spadefish

Biology
Dorsal spines (total): 5; Dorsal soft rays (total): 31-34; Anal spines: 3; Anal soft rays: 24 - 28. Juveniles have extremely elongate vertical fins and closely resemble juvenile P. teira, but tend to be lighter with a silvery hue. Adults have smoothly rounded head profile like P. orbicularis, but usually have golden hue and lack small black spots (Ref. 37816). Adults (above 18 cm) yellowish silvery, usually with small, scattered black spots on body, dark bar through eye, and another bar just behind head. Median fins yellowish green. Anal-fin margin and rear margin of caudal fin black. Pelvic fins black. Small juveniles yellowish brown or silvery, with 2 black bars as in adults. Rear third of body blackish, the black colour continued onto dorsal and anal fins, and the front of the black zone on body often closely precede by a narrow faint dark bar. Caudal fin transparent except for black base. Jaws with bands of slender, flattened, tricuspid teeth, the

Classification

Classified By
Bleeker, 1852
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Spadefishes, batfishes and scats (Ephippidae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Indonesia (including Mentawai Islands), New Guinea, and Philippines.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
1 m
Depth To - meters
50 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 1 - 50 m (Ref. 9407)
Trophic Level
3.36 s.e. 0.44 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
True
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
40.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5313 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low to moderate vulnerability (31 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated