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Teleostei (teleosts) > Galaxiiformes (Southern smelts) > Galaxiidae (Galaxiids) > Galaxiinae
Etymology: Galaxias: Greek, galaxias, ou = a kind of fish (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; benthopelagic. Temperate; 40°S - 45°S

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Oceania: known only from the upper Swan River of eastern Tasmania.

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 13.5 cm SL male/unsexed; (Ref. 44894); common length : 7.0 cm SL male/unsexed; (Ref. 5259)

Facultative air-breathing in the genus (Ref. 126274); Lives in slow to moderately swift flowing waters situated in dry scrub country; occurring in aggregations usually in rocky pools or along shallow stream margins around log debris. Occurs in gently to moderately flowing water of shallow spring-fed creeks (Ref. 44894). Feeds on insects and their larvae, small crustaceans and algae. A shoal-forming species, particularly when young. The entire life cycle takes place in fresh water. Breeds in its second year during spring. Maximum life span is about 3 years (Ref. 44894).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae

Main reference Upload your references | References | Coordinator : Berra, Tim M. | Collaborators

Allen, G.R., 1989. Freshwater fishes of Australia. T.F.H. Publications, Inc., Neptune City, New Jersey. (Ref. 5259)

IUCN Red List Status (Ref. 130435)

Endangered (EN) (A2abc; B1ab(i,ii,iii,iv,v)+2ab(i,ii,iii,iv,v)); Date assessed: 11 February 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00490 (0.00205 - 0.01170), b=3.12 (2.91 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Trophic level (Ref. 69278): 3.0 ±0.37 se; based on food items.

Resilience (Ref. 120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).

Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).

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