Julian galaxias (Paragalaxias julianus) fish species and information / pictures of Julian galaxias - Paragalaxias julianus

Julian galaxias (Paragalaxias julianus) fish species information

Scientific Name
Paragalaxias julianus

Common Name
Julian galaxias

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 9-11; Anal spines: 0; Anal soft rays: 7 - 8; Vertebrae: 40 - 43. Anterior interorbital laterosensory pore well separated from the posterior nostril. Usually 2 pairs of pores below the lower jaw. Short gill rakers.

Classification

Classified By
McDowall & Fulton, 1978
Class
Ray-finned fishes (Actinopterygii)
Order
Smelts (Osmeriformes)
Family
Galaxiids (Galaxiidae)

Distribution

Region
Oceania
Distribution
Oceania: known only from the Central Plateau of Tasmania, Australia.
Range
Unknown

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Freshwater; demersal
Trophic Level
3.28 s.e. 0.43 Based on food items.
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
10.0 cm
Common Length
6.0 cm
Phylogenetic Diversity Index
PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (14 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (Fec
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated