Clarence galaxias
| Clarence galaxias | |
|---|---|
Scientific classification 
| |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Galaxiiformes |
| Family: | Galaxiidae |
| Genus: | Galaxias |
| Species: | G. johnstoni
|
| Binomial name | |
| Galaxias johnstoni E. O. G. Scott, 1936
| |
The Clarence galaxias (Galaxias johnstoni) is a species of fish in the family Galaxiidae endemic to Tasmania.
Description
The Clarence galaxias is scaleless and has a dark brown back with brown bars and bands extending down its sides, while the belly is a lighter yellow-cream color. Adults reach a body length of 12.5–14 cm and a maximum weight of 20 g.[2][3]
Distribution and habitat
The Clarence galaxias is a freshwater species and inhabits lakes as well as swamps and streams connected to lakes.[3] It is endemic to Tasmania's Derwent River catchment, including the Clarence Lagoon. Only seven breeding populations are currently known.[2]
Conservation
While locally common, the species has been classified as endangered by the IUCN.[1] It is under pressure from predation and competition from introduced brown trout and rainbow trout.[2]
References
- ^ a b Freeman, R. (2019). "Galaxias johnstoni". IUCN Red List of Threatened Species. 2019: e.T8806A129040727. doi:10.2305/IUCN.UK.2019-3.RLTS.T8806A129040727.en. Retrieved 14 November 2021.
- ^ a b c Jean Jackson; David Crook (2002). "Clarence galaxias - Galaxias johnstoni" (PDF). ASFB Newsletter. Australian Society for Fish Biology. 32 (1).
- ^ a b "Galaxias johnstoni". Fish Base. Retrieved 9 February 2013.
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