Ocellated flounder (Pseudorhombus dupliciocellatus) fish species and information / pictures of Ocellated flounder - Pseudorhombus dupliciocellatus

Ocellated flounder (Pseudorhombus dupliciocellatus) fish species information

Scientific Name
Pseudorhombus dupliciocellatus

Common Name
Ocellated flounder

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 72-78; Anal spines: 0; Anal soft rays: 56 - 63; Vertebrae: 36. Above and below lateral line with 1 or 2 pairs of distinct double ocelli. Many darker rings and spots scattered on body and median fins. Body ovoid, its depth 2.2 to 2.4 times in SL. Head length 3.4 to 3.7 times in SL. Upper profile of head strongly notched in front of upper eye. A line connecting base of first dorsal-fin ray and posterior nostril on eyed side crosses maxilla. Snout protruded, its length 1 to 1.3 times of eye diameter. Eye diameter 4.3 to 5 times in head length. Maxilla extending to below or beyond middle of lower eye. Teeth in both jaws small, without strong canines (Ref 9774). Gill rakers palmate, as broad as long. Two to four large double ocelli on body (Ref. 559).

Classification

Classified By
Regan, 1905
Class
Ray-finned fishes (Actinopterygii)
Order
Flatfishes (Pleuronectiformes)
Family
Large-tooth flounders (Paralichthyidae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Nicobar Islands and throughout most of the Indo-Australian Archipelago, north to southern Japan (Ref. 9774).
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
20 m
Depth To - meters
82 m
Zone
demersal
Environment
Marine; demersal; depth range 20 - 82 m (Ref. 11790)
Trophic Level
4.2 s.e. 0.73 Based on food items.
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
40.0 cm
Common Length
25.0 cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: commercial
Vulnerability
Moderate vulnerability (40 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