Overfishing
Scientists discover reef overfishing point
Fishermen and scientists questioning how many fish can be sustainably taken from a reef believe they've quantified the tipping point.
Overfishing and dams driving freshwater fish towards extinction
Richard Gray, London Freshwater fish are the most endangered group of animals on the planet, with more than a third facing extinction, according to a report British scientists are preparing.
Overfishing a trigger for attacks: scientists
Jack Shenker CAIRO: A deadly combination of overfishing, illegal waste dumping and irresponsible tourist behaviour helped trigger Egypt's recent shark attacks, preliminary scientific findings show.
Rapid acidification threatens Arctic: study
The Arctic ecosystem, already under pressure from record ice melts, faces another potential threat in the form of rapid acidification of the ocean, according to an international study.
Pollution battle to save the rare pink dolphins from extinction
Conservationists warned the rare Chinese white dolphins, also known as pink dolphins for their unique colour, face extinction unless urgent action against pollution and other threats is taken.
Banned super-trawler in new troubled waters
Andrew Darby The outcast super-trawler Margiris has found a new place to go - one of the world's most troubled jack mackerel fisheries in the South Pacific.
Shrinking fish at risk of being wiped out
AS FISH get smaller under man's environmental impact they will become more prone to predators and a crucial food source will become more endangered than thought obvious, warn scientists.
Australia's wild fisheries mostly in good shape
Andrew Darby The first nationwide snapshot of Australian wild fisheries has found most are in good shape, but critics say it fails to mention fish whose stocks have already crashed.
Out of the blue, our friendliest fish
Marika Dobbin Giant friendly fish that can live for 70 years but were almost wiped out of Victorian waters have established a school in East Gippsland.
John West bows to pressure and changes tuna fishing practices
Ben Cubby IT'S the sharks, manta rays and critically endangered sea turtles that John West rejects that should eventually make it sustainable.
Demand for tonic endangers giant rays
Tom Arup THEY are the gentle giants of the ocean, weighing as much as 1400 kilograms, but an emerging Chinese medicine market for gill rakers is threatening global populations of giant manta rays.
Australia to push for Antarctic reserve
Andrew Darby Australia is joining France and the European Union in supporting a network of marine reserves fanning out from east Antarctica, as global ocean protection gains pace.
Bigger fish to fry in trawler ban
The two-year ban imposed this week on the freshly renamed super trawler Abel Tasman had been brewing for months.
Baillieu bans super trawler from Victorian waters
Farrah Tomazin, Stephanie Peatling Super trawlers will be prevented from operating in Victorian waters under a Baillieu government ban designed to protect the state's recreational and commercial fishing interests.
Decimated kelp 'jungles' listed as endangered
David Wroe Like many forests on land, the giant kelp jungles in the waters off south-east Australia are gravely threatened by climate change, scientists say.
Coral wonderland at tipping point
Ben Cubby A diving expedition to the Great Barrier Reef towards the end of this century is likely to be a weird and disappointing experience, for anyone who had seen footage of the reef thriving in our time.
Where have all the fish gone?
Australia leads the way in trying to protect the world's fish population. But depleting stocks of jack mackerel point to a wider global calamity.
Her Deepness drops in and warns of growing threat to the oceans
Deborah Smith When men were going to the moon, Sylvia Earle was leading the first team of female aquanauts to the bottom of the ocean, where they stayed for two weeks in a small laboratory.
Sea Shepherd opposes call for shark cull
Sea Shepherd strongly opposes the West Australian government's call for a shark cull following shark attacks in the state. The organisation's Australia director Jeff Hansen explains why.
Jellyfish still the same - it's interaction that's different
Deborah Smith They not only sting people and break fishing nets. In recent times jellyfish have also clogged up desalination works, blocked the cooling systems of nuclear power stations and even disabled a war...
