Overfishing

Marine parks: overfishing concern if O'Farrell government overturns line-fishing ban

Anna Patty Marine conservationist Attila Kaszo fears for the survival of some fish species if the state government pushes ahead this week with a decision to lift a ban on recreational fishing in protected...

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

Rare sight ... the Mekong giant catfish is under threat.

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.

Fish stocks improve, but some species struggle

Andrew Darby Australian fishers are edging closer to sustainability, but a handful of wild stocks are still being damaged, according to a federal government report.

World's oceans being hit by 'silent storm' of acidification, study finds

Coral reefs surrounding Heron Island.

Global warming is causing a silent storm in the oceans by acidifying waters at a record rate, threatening marine life from coral reefs to fish stocks, an international study showed.

Jellyfish winning the fight for food - against humans

Jellyfish

Peter Hannam When it comes to jellyfish on Australian beaches, getting stung may be the least of our worries.

The Great Barrier Reef: Just unwell or terminally ill?

The Great Barrier Reef

Michael Green Starfish, cyclones, chemicals. If things continue the way they are, the Great Barrier Reef won't be great for much longer.

In deep water

Boy watching sharks in aquarium

Australians' attitude towards sharks is contributing to the decline of this magnificent species, writes Tim Winton.

Rapid acidification threatens Arctic: study

Arctic permafrost video

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

In a picture taken on August 19, 2011, a Chinese white dolphin or Indo-Pacific humpback dolphin, nicknamed the pink dolphin, swims in waters off the coast of Hong Kong. A Hong Kong conservation group said on January 14, 2012 it has set up a DNA bank for the rare Chinese white dolphin, also known as the pink dolphin, in a bid to save the mammals facing a sharp population decline.  AFP PHOTO / DANIEL SORABJI

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.

Decimated kelp 'jungles' listed as endangered

Giant kelp in the sea off Tasmania.

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.

Bigger fish to fry in trawler ban

A school of fish

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

Victoria has moved to impose a state-based prohibition on super trawlers.

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.

Australia to push for Antarctic reserve

Antarctic landscape in the summer.

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.

Demand for tonic endangers giant rays

TRA 5 JUN 10. North Stradbroke island, Qld. Manta Ray. Supplied by iStock Photos. OK to archive

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.

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.

Australia's wild fisheries mostly in good shape

Snapper fishing in Port Phillip Bay.

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

Eastern Blue Groper.

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.

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Shrinking fish at risk of being wiped out

fish

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.