Freshwater moray (Gymnothorax polyuranodon) fish species and information / pictures of Freshwater moray - Gymnothorax polyuranodon

Freshwater moray (Gymnothorax polyuranodon) fish species information

Scientific Name
Gymnothorax polyuranodon

Common Name
Freshwater moray

Biology
Occurs in lentic and lotic freshwater (Ref. 7300) and found in estuarine and marine habitats (Ref. 6028). Usually found within 20-30 km of the sea at a maximum elevation of about 30-40 m (Ref. 2847, 44894).

Classification

Classified By
Bleeker, 1853
Class
Ray-finned fishes (Actinopterygii)
Order
Eels and Morays (Anguilliformes)
Family
Moray eels (Muraenidae)

Distribution

Region
Indo-Pacific
Distribution
Indo-Pacific: Sri Lanka, Indonesia, Borneo, New Guinea, Philippines and Fiji. Reported from Palau (Ref. 6371), Australia (Ref. 7300) and New Caledonia (Ref. 13246, 13235).
Range
6°N - 19°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Marine; freshwater; brackish; demersal; catadromous (Ref. 51243)
Trophic Level
4.08 s.e. 0.67 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
150 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: minor commercial
Vulnerability
High to very high vulnerability (68 of 100)
Resilience
Unknown
Threat To Humans
  Reports of ciguatera poisoning (Ref. 6028)
IUCN Red List Status
  Not Evaluated