Fish conservation

After not being seen in Adelaide wetlands for 100 years, critically endangered Southern Purple-spotted Gudgeon were released into Oaklands Wetland late last year.Oaklands Wetland underwent five years of water drawdown and alien fish elimination to make it suitable for this release (see previous post here)...

Murray hardyhead is an endangered native fish that now persists in less than 15 subpopulations patchily distributed across its former range across the southern Murray-Darling Basin. The species experienced major population declines during the Millennium Drought when many sites deteriorated and became disconnected. Nick, Sylvia,...

Conservation translocations are increasingly considered necessary in the recovery of threatened species. Translocations for population restoration generally fall into two categories:Reintroduction: returning a species back to former habitat; orReinforcement: releasing into existing population to bolster numbers and/or improve genetics.Translocations can be complex, and the...

As long time readers of the Nature Glenelg Trust newsletter will know, a significant focus for our organisation is freshwater species conservation and research. These activities have been conducted under our 'Aquasave-NGT' banner since mid-2012, and continue the legacy of high quality aquatic research commenced...

Australia is home to approximately 280 species of freshwater fish, many of which occur nowhere else on the plant. Yet, many Australian freshwater fish are at risk of extinction from a range of threats, with the unprecedented summer bushfires of 2019‒20 posing considerable impact most...

Freshwater fish are important indicators of environmental change, and a long-term study by Aquasave / NGT staff recently published in the journal Landscape Ecology, illustrated how they were used to explore the benefits of the hydrological restoration of Long Swamp, the Ramsar Convention listed coastal...

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