How do you remotely track a Murray Crayfish?

Posted on 28 Aug 2023 at 14:29h in News, Murray crayfish 0 Comments

The Murray Crayfish is the second largest freshwater crayfish in the world, and hadn’t been seen in South Australia for 40 years, due to over-fishing and degradation of its preferred riverine habitat. Following the recent flooding and improvement of water quality, Nature Glenelg Trust and...

After 40 years, Murray Crayfish have returned to South Australia!

Posted on 29 May 2023 at 15:12h in News, Murray crayfish 0 Comments

For the first time in 40 years, Murray Crayfish have been released into SA waters! The Murray Crayfish is the second largest freshwater crayfish in the world and can weigh up to 2 kilograms, but has been lost from the southern extent of the Murray...

Postponed – Mighty Murray Crayfish Community Day – postponed due to high river flows

Posted on 23 Aug 2022 at 19:14h in News, Murray crayfish 0 Comments

Postponed due to very high river flows. The Murray Crayfish, second largest Crayfish in the world, will be showcased in a community field day at Barham, NSW on Sunday 11 September. All are welcome to attend and learn about the biology and ecology, past research,...

Murray Crayfish get out and about in cold weather as NGT conducts annual monitoring

Posted on 14 Jun 2022 at 12:40h in News, Murray crayfish 0 Comments

With the temperature dropping and the first frosts felt across south-eastern Australia, the Murray Crayfish (Euastacus armatus), second largest freshwater crayfish in the world, becomes more active. NGT has been involved in the conservation of this species for many years, including leading a genetic study...

Species of the month – releasing Murray Crayfish back where they were lost

Posted on 31 Jul 2020 at 17:36h in News 0 Comments

The Murray Crayfish is the world’s second largest freshwater crayfish and once occurred widely over the Murrumbidgee and Murray catchments in southern Australia. The species has experienced widespread declines in range and abundance and is now under threat across sections of its range. Through extensive...

One step closer to re-establishing a keystone species, Murray Crayfish, in South Australia

Posted on 13 Mar 2019 at 16:09h in Murray crayfish, News 0 Comments

Did you know that the second largest freshwater crayfish in the world, the Murray Crayfish (Euastacus armatus), was once widespread and abundant in the Murray River in South Australia? However, following population loss attributed to habitat degradation such as the regulation of flows and water...

Murray Crayfish Part 1: Tracking recovery of populations impacted by blackwater disturbance

Posted on 08 Sep 2017 at 18:14h in Murray crayfish, News 0 Comments

Over the past four years, we have continued monitoring populations in the Murray River that had suffered significant (80% decline) population loss due to the 2010‒11 extreme blackwater event. Over that time, we have only observed a gradual increase in the abundance of affected populations,...

Murray Crayfish Part 2: First (official) reintroductions in almost a century!

Posted on 08 Sep 2017 at 18:13h in Media, Murray crayfish, News 1 Comment

Fish stocking for fishery purposes is routinely undertaken, but conservation translocations remain relatively uncommon in the aquatic world (in terrestrial ecosystems however they are more widespread). On a sunny day in late July 2017, a small but important step toward the recovery of Murray crayfish...

Murray Crayfish Part 3: Status assessment of Victorian recreational fishery

Posted on 08 Sep 2017 at 18:13h in Murray crayfish, News 0 Comments

With the impacts (and fishing closures) occurring in New South Wales, Victoria now maintains the geographically largest recreational fishery for the species. With this in mind, it is timely that we have just finalised the most comprehensive assessment of the Victorian recreational fishery in Victoria ever...

Murray Crayfish Part 4: They’re not in SA, but they could be… the search continues in the Lower Murray