Graham's gudgeon (Grahamichthys radiata) fish species and information / pictures of Graham's gudgeon - Grahamichthys radiata

Graham's gudgeon (Grahamichthys radiata) fish species information

Scientific Name
Grahamichthys radiata

Common Name
Graham's gudgeon

Biology
Occurs in rock pools and subtidal areas down to 50 m. Found in areas of sand or mud, associated with rocks, shells, or other partially buried objects.

Classification

Classified By
Valenciennes, 1837
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Sleepers (Eleotridae)

Distribution

Region
Southwest Pacific
Distribution
Southwest Pacific: endemic to New Zealand.
Range
Unknown

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
0 m
Depth To - meters
50 m
Zone
demersal
Environment
Marine; demersal; depth range 0 - 50 m (Ref. 9003)
Trophic Level
3.25 s.e. 0.49 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
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
6.5 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (13 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated