Dragon poacher (Percis japonica) fish species and information / pictures of Dragon poacher - Percis japonica

Dragon poacher (Percis japonica) fish species information

Scientific Name
Percis japonica

Common Name
Dragon poacher

Biology
Dorsal spines (total): 5 - 7; Dorsal soft rays (total): 6-8; Anal spines: 0; Anal soft rays: 7 - 9; Vertebrae: 40 - 42. Snout round, without a barbel on its anterior tip; dorsum highly elevated at nape (Ref. 559). Branchial membranes united, free from isthmus (Ref. 559). Bony plate on body with a large sharp spine (Ref. 559).

Classification

Classified By
Pallas, 1769
Class
Ray-finned fishes (Actinopterygii)
Order
Scorpionfishes and Flatheads (Scorpaeniformes)
Family
Poachers (Agonidae)

Distribution

Region
North Pacific
Distribution
North Pacific: Sea of Japan to the Sea of Okhotsk and the Bering Sea.
Range
Unknown

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
19 m
Depth To - meters
750 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 19 - 750 m (Ref. 50550)
Trophic Level
3.08 s.e. 0.29 Based on diet studies.
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
42.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Moderate to high vulnerability (50 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