Huon Aquaculture has been savaged after another mass salmon outbreak in Tasmania that could threaten native marine life, with conservationists labelling escape management practices in the state “a circus”.
Scientists say they have seen a remarkable collection of blue whales in the coastal waters around the UK sub-Antarctic island of South Georgia. Their 23-day survey counted 55 animals - a total that is unprecedented in the decades since commercial whaling ended.
Scientists have discovered a climate crisis refuge for coral reefs off the coast of Kenya and Tanzania, where species are thriving despite warming events that have killed their neighbours.
From above, it looks like a vast oil spill spreading across the ocean. It's been called the "Greatest Shoal on Earth" and it's one of the planet's biggest migrations in terms of biomass.
Galicia has agreed to a cull of the creatures, which are turning up in unusually large numbers and feasting on the region’s key export
Eels are a diverse group of fish that tend to look pretty slender; you might even call them “eel-longated.” Some are big, some are small, and more than a few come with nightmarish jaws. Naturalists have been probing their mysterious habits for millennia, and here are 11 things we’ve learned abou ...
Researchers have listed fifteen areas of concern, emphasizing the need to tackle these issues. Examples include the mining of lithium from the deep sea, exploitation of species found in deeper waters, and the unforeseen effects of wildfires across different ecosystems.
In the sapphire-to-stygian waters that cover 70 per cent of Earth’s surface, fish school in iridescent sheets, whales sing mournful tunes, and jellyfish bloom like wildflowers. The ocean is a teeming mystery that most of us rarely dip our toes in.
On 13 November 2019, during the 2020 Ocean Pathways Week, participants convened for a joint session coordinated by the Secretariat of the Convention on Biological Diversity (CBD) and supported by the Ministry of Environment and Energy of the Government of Sweden and the Ministry of Oceans and Fi ...
As governments work towards an international pledge to protect at least 10 per cent of the world’s oceans by 2020, scientists are proposing an even wider movement to save more than one-third of the marine ecosystem.
Coral reefs are one of the nature eco-systems that are being affected by global climate change, and scientists are seeking ways to help save the marine life that depends on them for sustenance.
Harmful to ocean and aquatic life, microplastics make up the nearly three percent toxic pollutants in shallow, tropical waters where corals flourish. These toxic chemicals bring huge detrimental impact on reef health, and a new study reveals 4 million pounds of them may be stored in coral skelet ...
When the managers of the Great Barrier Reef recently rated its outlook as very poor, a few well-known threats dominated the headlines. But delve deeper into the report and you'll find that this global icon is threatened by a whopping 45 risks.
The Ocean is the planet’s largest ecosystem, regulating the climate, and providing livelihoods for billions. But its health is in danger. The second UN Ocean Conference, due to take place in June, will be an important opportunity to redress the damage that mankind continues to inflict on marine ...
The Earth is mainly a water world — more than 70 percent of its surface is covered by oceans — and yet we know so little about what resides beneath the waves.
During a recently completed 18-day expedition in the protected Ashmore Reef Marine Park (off of Australia), scientists aboard a Schmidt Ocean Institute exploration vessel dropped an underwater robot into deep, low-light depths. At some 165 to 500 feet down (50-150 meters), it observed otherworld ...
More than 90% of coral reefs surveyed along Australia’s Great Barrier Reef were bleached in recent months due to catastrophically warm ocean temperatures, according to a new report by the top government agency monitoring the structure’s health.
Governments talk of green jobs, green industrial revolutions and creating green new deals. The aim of these efforts is to tackle runaway climate change, biodiversity loss and inequality by remoulding our political and economic systems.
Singapore may be known as a concrete jungle, but a group of marine scientists wants to draw attention to the blue waters surrounding the ‘little red dot’. In the third Singapore Blue Plan, launched on October 13, 2018, the group highlights the state of Singapore’s coastal environment and outline ...
If just two per cent of the Ocean were to be sustainably farmed, the world could easily be fed, according to experts. In the first story of a two-part series looking at the opportunities and challenges facing Ocean farming, we take a look at the huge potential role of seaweed in mitigating clima ...
At least 26 per cent of our oceans need urgent conservation attention to preserve Earth's marine biodiversity, a University of Queensland-led international study has found.
At the U.N. Ocean Conference taking place this week in Lisbon, momentum has been building in support of a moratorium on deep-sea mining, an activity projected to have far-reaching consequences for marine ecosystems, biodiversity, and global fisheries.
With the increasing climate risks and multiple challenges that we are facing today, moving towards stronger cooperation among island nations and regions with islands, which have a lot in common, is logical.
Mexican environmental authorities said Thursday that 292 sea turtles found dead on the country's southern Pacific coast since Christmas died as a result of a red tide algae bloom.
One day around 1986, Ted Danson was walking on the beach in Santa Monica Bay with his two daughters. At the time, Danson was the star of the beloved sitcom Cheers, in which he played the affable bartender Sam Malone. He was also feeling a growing sense of responsibility that came along with mone ...
The Adriatic Sea risks turning into a water desert, experts warn. Overfishing, bottom trawling, pollution, and climate change are seriously threatening the biodiversity of the Adriatic.
Over recent years, there have been shocking reports of marine endangerment and plastic pollution. The threats are clear, and now urgent action is needed more than ever.
With a 5,500-kilometre coastline, Madagascar’s potential to benefit from a blue economy is huge. This was identified by the Malagasy government in 2015 when it determined that a clearly defined set of blue-economy principles could be the way to jumpstart economic development in the country.
A new study from North Carolina State University reveals that the soundscapes of coral reef ecosystems can recover quickly from severe weather events such as hurricanes. The work also demonstrates that non-invasive monitoring is an important tool in shedding further light on these key ecosystems.
July 18 (UPI) -- All of the ocean's many complex food chains rely on nutrients. Nutrient cycles fuel algae and phytoplankton blooms, which nourish the smaller life forms that feed larger predators.
It's not 20 questions—it's even more: Now researchers have identified 100 pressing questions on fish migration.An international team of researchers, lead by Robert Lennox at NORCE (Norwegian Research Centre), have developed the list of questions, published in a paper by the journal Frontiers in ...
As the cherished rainforest in South America's Amazon River region continues to shrink, the river itself now presents evidence of other dangers: the overexploitation of freshwater fish.
A familiar sight to Atlantic sailors for centuries, floating banks of sargassum algae have expanded over the past decade in the Caribbean Sea, swamping touristed beaches with foul-smelling mats of decaying plant matter.
While history has played an important role in the distribution and diversity of fish species in the Amazon basin, climate change, deforestation and building of power dams could alter such dynamics even more, biodiversity specialists have warned.
In 2013, marine scientists witnessed a real-life, aquatic version of Contagion. Over the summer, divers in Monterrey, California were treated to a horror scene of sea stars with limbs torn asunder and bodies disintegrating. Soon, major aquariums up and down the West Coast reported their sea star ...
“We got lucky she appeared when she did. We were about to get off the water when she popped up out of nowhere,” explains Alex Rendell, a Thai actor and conservationist, and founder of the Environmental Education Centre, of his encounter with the seven-month old dugong baby called Marium. “I’ve b ...
A wondrous lineage of crocodile relatives that developed into fast-swimming seagoing predators at a time when dinosaurs dominated the land adapted to life in the open ocean with a pivotal evolutionary modification also present in whales.
Sharks, penguins, turtles and other seagoing species could help humans monitor the oceans by transmitting oceanographic information from electronic tags.
A new study revealed that the increased freshwater resulting from melting ice sheets in Antarctica, combined with the added Antarctic wind, has reduced the oxygen level inside the Southern Ocean. This has made the ocean warmer and more acidic.
The population of Antarctic krill, the favourite food of many whales, penguins, fish and seals, shifted southward during a recent period of warming in their key habitat, new research shows.
Liquid biopsy (LB) is a concept that is rapidly gaining ground in the biomedical field. Its concept is largely based on the detection of circulating cell-free DNA (ccfDNA) fragments that are mostly released as small fragments following cell death in various tissues. A small percentage of these f ...
Fishery and aquaculture have given rise to an enormous uniformity in the diversity of bivalves along the more than 18,000 kilometer long Chinese coast, biologist He-Bo Peng and colleagues report in this month's issue of Diversity and Distributions.
Our oceans are under pressure like never before, with over 60% struggling from the increasing impact of fishing, coastal activities and climate change. The harsh truth is that as we move towards 2022 only 3% of oceans are totally free from the pressure of human activity.
In September 2014, William Precht received an alarming phone call. “I’m seeing something funky out on the reef,” a colleague reported. “It looks like disease.”
The Goa government has issued a warning to beach-goers that the state's beaches and coastal waters have swarms of live and dead jellyfish.
The oceans are under siege, campaigners warn, and fish stocks could collapse unless a global deal is struck swiftly to ban harmful fisheries subsidies. The World Trade Organization, meanwhile, can’t agree on who will head the committee to discuss the issue, according to sources close to the nego ...
A huge international research programme has been launched to assess the health of the Atlantic Ocean.
Australian researchers have embarked on an expedition to explore previously undocumented deep-sea coral reefs off the country's north coast.
An extensive study into the health of Australia's Great Barrier Reef is underway this month, with a 25-day data collecting journey canvassing bleach affected parts of the reef not observed since 2016.
Australia’s mangroves, tidal marshes and seagrass meadows are absorbing about 20m tonnes of carbon dioxide every year, according to a major new study that is the first to measure in detail the climate benefits of the coastal ecosystems.