Snakehead (Channa argus argus) fish species and information / pictures of Snakehead - Channa argus argus

Snakehead (Channa argus argus) fish species information

Scientific Name
Channa argus argus

Common Name
Snakehead

Biology
Can stay out of the water for 3 to 4 days at temperatures ranging from 10 to 15?C. Matures at the age of 2 years and length of 30 cm. Spawns in June and July. Eggs are pelagic. Utilized for human consumption.

Classification

Classified By
Cantor, 1842
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Snakeheads (Channidae)

Distribution

Region
Asia
Distribution
Asia: China and western and southern Korea. Japan (Ref. 6094) and the USA (Ref. 51238) report adverse ecological impact after introduction.
Range
54°N - 25°N, 111°E - 141°E

Environment

Climate
Temperate
Water Temperature From
14 °C
Water Temperature To
22 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; benthopelagic
Trophic Level
4.2 s.e. 0.76 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
100.0 cm
Common Length
Unknown 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; aquaculture: commercial
Vulnerability
Moderate vulnerability (44 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Potential pest (Ref. 45309)
IUCN Red List Status
  Not Evaluated