For the second time in five years, millions of fish suffocated in the Darling River. This was not a natural disaster – it’s our doing.
Federal Labor has pledged to deliver the Murray Darling Basin Plan. But a new report casts serious doubt on that promise.
How artificial reefs are helping the East Australian Current deliver a conveyor belt of food to a ‘wall of mouths’ or baitfish, with benefits for recreational fishers.
Scientists have studied the impacts of a warmer, stronger East Australian Current on marine life during a voyage along the east coast.
The recent one in 100 flood event is set to reverse carp eradication efforts in the Murray-Darling, a UNSW scientist says.
John Turnbull helped survey coral reefs in Norfolk Island for the first time in eight years, and snapped marine life he didn't expect to see there.
The tube fishway allows fish to glide past dam walls, weirs and other river barriers, with the potential to revitalise Australia’s ailing freshwater fish stocks.
An international team of researchers has revealed the mechanisms behind fish schooling – and what they found differs from what scientists had previously thought.
Hundreds of thousands of fish have died in low-oxygen water. Here's what actually happened to the oxygen, and why we might see more deaths in the coming weeks.
Light pollution is changing the day-night cycle of some fish, dramatically affecting their feeding behaviour, write UNSW's marine scientists.