South Australia's public health chief says there is a need for more data analysis to determine whether there has been an increase in respiratory illness linked to the state's algal bloom.
Dead fish, foam seen on metro beaches despite overall low algal levels
Authorities say metropolitan testing shows Karenia algal levels remain low compared with last month, despite thick foam and fish deaths seen on some beaches in recent days.
Minister says artificial reefs a 'win-win' despite environmental concerns
Claims new artificial reefs being installed in a protected marine park could damage a vulnerable natural coral reef are disputed by Queensland's environment minister.
SA opposition promises buyback opportunity for commercial fishers
The South Australian opposition has pledged a $21-million voluntary fisheries buyback scheme, if it is elected next year, to allow commercial fishers to leave the industry amid the harmful algal bloom.
Sydney waste water likely origin of mystery balls on Central Coast beaches
Sydney Water is working to determine the source of high levels of grease and oil that caused debris balls to wash up on beaches across Sydney and the Central Coast.
Major milestone as Bribie Island breakthrough closes overnight
Operators pushing tonnes of sand across a breakthrough at Bribie Island have officially closed the gap.
'We really need her to turn around': Health fears for rare white whale
A white humpback calf known as Siale is seen heading north along the NSW coast when most whales are searching for food in the Antarctic Ocean.
Whale's death in shark nets sparks debate about recovery costs
Wollongong City Council wants the NSW government to cover the $44,000 cost of recovering a humpback whale that drowned in a Coledale shark net.
Government preparedness for SA's algal bloom criticised in Senate report
A Senate inquiry into South Australia's toxic algal bloom has been tabled highlighting "limitations" in how the government has handled the crisis.
Photographer says heartbreaking image brought community together
Craig Parry is used to capturing beautiful photographs of the ocean at its best, but this heartbreaking image won him a prestigious Ocean Photographer of the Year award.
What is the new species detected in SA's algal bloom?
New research awaiting peer review has provided a few revelations about the make-up of South Australia's algal bloom, with a new predominant species — Karenia cristata — identified by scientists. Here's what we know so far.
Topic:Explainer
Former SA opposition leader David Speirs to make decision on political future by the end of year
Former South Australian opposition leader David Speirs says he will make a decision about his political future in the coming weeks as he launches his own plans for the algal bloom.
'Very fat' baby penguins raise hopes for SA colony despite algal bloom
The small, fragile colony of surviving little penguins on South Australia's Granite Island records a "significant increase" in numbers amid the state's harmful algal bloom.
Shire suggests blowing up dead whale as alternative to expensive disposal
A coastal shire in WA suggests towing a rotting whale carcass out to sea and blowing it up, saying it cannot afford to dispose of the whale itself.
How a yacht salvage team raced against the clock to protect pristine island reef
After a fibreglass yacht ran aground on Lady Elliot Island's pristine reef, a bespoke salvage team worked tirelessly to save the environment from irreparable harm.
SA coastal tourism down, even in towns without algae
Coastal towns in parts of SA's south-east have seen significant drops in visitation, despite being free of harmful algae.
How Hurricane Melissa defied hurdles to become the 'storm of the century'
Dubbed the "storm of the century", Hurricane Melissa shook off three different meteorological conditions that normally weaken major hurricanes.
The key role a 'lost' reef is playing in SA's algal bloom fight
A marine ecologist's discovery two years ago sparked a restoration project and has become a key element in South Australia's response to a devastating algal bloom.
Humpback whale found dead in shark net off NSW beach
The discovery of a dead whale entangled in a shark net off Coledale Beach ignites fresh debate on New South Wales's controversial shark net program.
Surfboard survives 17 months at sea to wash up in New Zealand
A barnacle-covered surfboard that spent 17 months at sea and travelled from Tasmania to New Zealand after it was lost off a boat appears set to be reunited with its owner.
Topic:Feel Good
AI robots to stop sea urchins turning seabed into 'moonscape'
A hidden environmental crisis lurks beneath the crystal clear waters of Australia's east coast as long-spined sea urchins wreak havoc on the coast. Now scientists are trialling a new solution.