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Darling River ecology extinct and Murray cod in real trouble , warns expert Dr Stuart Rowland
FriFriday 12
MarMarch 2021 at 9:21pm
Murray cod numbers in the Murray-Darling system will never return to what they were just decades ago, says Dr Rowland.
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The Darling River s aquatic ecology is so degraded it has become extinct and iconic fish species including the Murray cod face an uncertain future, according to one of Australia s most respected fish scientists.
Key points:
Dr Rowland says prolonged drought and irrigation have created an ecological disaster in the Darling River
He says a 2003 report declaring the Darling endangered was met with a tenfold increase in water extraction
Scientists aim to breed easier-to-crack macadamias with more nut, less shell
SatSaturday 23
Professor Bruce Topp s research aims to improve production and profitability for the macadamia industry.
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If you ve ever risked your fingers while hitting a macadamia with a hammer, you ll know that the nuts can be tough to crack, yielding a small but tasty kernel inside.
Key points:
Macadamias have three layers: the outer husk, the shell and the inner kernel
Scientists aim to breed nuts that have tougher husks, thinner shells and larger kernels
Some of Australia s brightest horticultural minds are trying to change that by selectively breeding for macadamias with thinner shells, larger kernels and tougher exterior husks to protect the nuts from birds and insects.
MIL-OSI Australia: Fishers sprung in sanctuary zone | Global ForeignAffairs co nz foreignaffairs.co.nz - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from foreignaffairs.co.nz Daily Mail and Mail on Sunday newspapers.