Tag Archives: regeneration

River Red Gum Communities in the Northern & Yorke Region are suffering from decline and lack of regeneration

Surveys of the condition of river red gum communities in the mid-north of South Australia from 2008 to 2016 have returned alarming findings. Not only are the mature trees declining in condition, but there is no regeneration occurring to replace … Continue reading

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Making the case for environmental water

I took ABC journalist Tom Iggulden out into the field at Ramco Lagoon near Waikerie to demonstrate the process of returning water to the environment in the Murray Valley. Tom reported this story on AM on Friday, June 30, 2017 08:19:00 The … Continue reading

Posted in caring for our planet, environmental flows, Murray-Darling Basin, policy, river red gums, sustainable natural resources management, water issues | Tagged , , , ,

Where has the $10 billion gone to save the Murray-Darling Basin?

In 2006, Prime Minister John Howard and Water Minister Malcolm Turnbull put $10B on the table to fix the water problems in the Murray-Darling Basin. This included $6B for improved efficiency of water delivery (closing open channels, etc), $3B for … Continue reading

Posted in caring for our planet, ecosystem services, environmental flows, floods, Murray-Darling Basin, policy, regeneration, sustainable natural resources management, water issues, water supply | Tagged , , , , ,

The black box sapling that didn’t get the email!

For the drought-tolerant, salt-tolerant species black box (Eucalyptus largiflorens), normally found at higher elevations and outer edges of Murray-Darling floodplains, the accepted wisdom is that young trees need to be 20-30 years old in order to produce seed. This time-span is … Continue reading

Posted in black box, caring for our planet, eucalypts, Murray-Darling Basin, native vegetation, phenological cycles, recruitment, regeneration, sustainable natural resources management, waterways | Tagged , , , , ,

New life on Murray floodplains

Six weeks on from the recent flood in the South Australian Murray Valley, floodplains and wetlands are in the best condition seen since the floods of 1990-93. The dominant response is vibrant, vigorous growth of groundcovers, shrubs and trees. A … Continue reading

Posted in black box, caring for our planet, environmental flows, eucalypts, floods, Murray-Darling Basin, native vegetation, rainfall, regeneration, river red gums, sustainable natural resources management, waterways | Tagged , , , , ,

After the Flood . . .

The health of the River Murray valley in South Australia is showing dramatic improvement following a very useful seasonal flood in spring-summer 2016. The flow event peaked at 94,865 ML/d at the South Australian border on 30 November 2016 and … Continue reading

Posted in black box, caring for our planet, ecosystem services, environmental flows, eucalypts, floods, Murray-Darling Basin, native vegetation, recruitment, regeneration, river red gums, sustainable natural resources management, wetlands | Tagged , , , , , , , , ,

River Murray floodplains are flooding!

The current flood is a major gift from Nature to the South Australian River Murray valley, boosting continued recovery from massive damage in the Millennium drought and bringing boom times back to ecosystems. The rich toffee-coloured water is clear water … Continue reading

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