Clarence galaxias
The Clarence galaxias (Galaxias johnstoni) is a species of fish in the family Galaxiidae endemic to Tasmania.
Clarence galaxias | |
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Species: | G. johnstoni |
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Galaxias johnstoni E. O. G. Scott, 1936 | |
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
- Freeman, R. (2019). "Galaxias johnstoni". The IUCN Red List of Threatened Species. IUCN. 2019: e.T8806A129040727.
- Jean Jackson; David Crook (2002). "Clarence galaxias - Galaxias johnstoni" (PDF). ASFB Newsletter. Australian Society for Fish Biology. 32 (1).
- "Galaxias johnstoni". Fish Base. Retrieved 9 February 2013.