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Marine heatwaves decimate sea urchins, mollusks and more at Rottnest

Curtin University researchers believe rising sea temperatures are to blame for the plummeting number of invertebrates such as mollusks and sea urchins at Rottnest Island off Western Australia, with some species having declined by up to 90 percent bet.....»»

Category: topSource:  theglobeandmailFeb 24th, 2023

Eight new deep-sea species of marine sponges discovered

Although marine sponges are widespread in the oceans, their biodiversity and distribution is still poorly known. Even though the Mediterranean Sea is the most explored sea on Earth, a study by Julio A. Díaz and colleagues, published in PeerJ, reveal.....»»

Category: topSource:  physorgRelated NewsMar 7th, 2024

Research reveals novel herpesvirus in South American pinnipeds

New research in PLOS ONE uncovers an important discovery in the study of marine mammal health by being the first study to detect Otariid gammaherpesvirus 1 (OtGHV1) in free-ranging South American pinnipeds, as well as a novel herpesvirus Otariid gamm.....»»

Category: topSource:  informationweekRelated NewsMar 7th, 2024

New deep-sea worm discovered at methane seep off Costa Rica

Greg Rouse, a marine biologist at UC San Diego's Scripps Institution of Oceanography, and other researchers have discovered a new species of deep-sea worm living near a methane seep some 50 kilometers (30 miles) off the Pacific coast of Costa Rica. R.....»»

Category: topSource:  physorgRelated NewsMar 6th, 2024

Conservation actions for South Africa"s white shark population now a matter of urgency, say researchers

A group of marine biologists specializing in shark ecology, genetics and fisheries have challenged the findings from a recent study suggesting that South Africa's white shark population has not decreased, but simply redistributed eastwards to flee pr.....»»

Category: topSource:  physorgRelated NewsMar 6th, 2024

Microalgae with unusual cell biology could lead to improved understanding of harmful algal blooms

What are the molecular processes in a unicellular marine algae species that can cause harmful algal blooms? A research team led by microbiologist Prof. Dr. Ralf Rabus from the University of Oldenburg (Germany) has conducted the first detailed analyse.....»»

Category: topSource:  physorgRelated NewsMar 6th, 2024

Conservation actions for South Africa"s declining white shark population now a matter of urgency, say researchers

A group of marine biologists specializing in shark ecology, genetics and fisheries have challenged the findings from a recent study suggesting that South Africa's white shark population has not decreased, but simply redistributed eastwards to flee pr.....»»

Category: topSource:  physorgRelated NewsMar 6th, 2024

Fossils of giant sea lizard with dagger-like teeth show how our oceans have fundamentally changed since the dinosaur era

Paleontologists have discovered a strange new species of marine lizard with dagger-like teeth that lived near the end of the age of dinosaurs. Their findings, published in Cretaceous Research, show a dramatically different ocean ecosystem to what we.....»»

Category: topSource:  physorgRelated NewsMar 5th, 2024

After decades of Arctic sea ice getting faster, models suggest a dramatic reversal is coming

Will ice floating in the Arctic Ocean move faster or slower over the coming decades? The answer to this question will tell us whether marine transportation can be expected to get more or less hazardous. It might also have important implications for t.....»»

Category: topSource:  physorgRelated NewsMar 5th, 2024

Less ice in the Arctic ocean has complex effects on marine ecosystems and ocean productivity, study finds

Over the past 25 years, the amount of summer Arctic sea ice has diminished by more than 1 million square kilometers. As a result, vast areas of the Arctic Ocean are now, on average, ice-free in summer. Scientists are closely monitoring how this impac.....»»

Category: topSource:  physorgRelated NewsMar 4th, 2024

How melting Arctic ice leads to European drought and heatwaves

Fresh, cold water from Greenland ice melting upsets North Atlantic currents. Enlarge / The Wamme river is seen at a low level during the European heatwave on Aug 10, 2022 in Rochefort, Belgium. (credit: Thierry Monasse/Getty Imag.....»»

Category: topSource:  arstechnicaRelated NewsMar 3rd, 2024

Team finds novel vehicle for antibiotic resistance

Antibiotic resistance is a significant and growing medical problem worldwide. Researchers at the Marine Biological Laboratory (MBL) and collaborators have found a novel genetic arrangement that may help a common bacterium in the human gut, Bacteroide.....»»

Category: topSource:  theglobeandmailRelated NewsMar 1st, 2024

Fewer fish, worse health: The climate effect

Over the next 25 years, reduced intake of marine food resources due to climate change will likely have a negative impact on the cardiovascular health of First Nations on Canada's Pacific coast, a new study suggests......»»

Category: topSource:  physorgRelated NewsFeb 29th, 2024

Star Wars: KOTOR remake developer reportedly sold by Embracer Group

Star Wars: Knights of the Old Republic and Warhammer 40,000: Space Marine 2 studio Saber Interactive is reportedly being sold by Embracer Group......»»

Category: topSource:  digitaltrendsRelated NewsFeb 29th, 2024

A lightweight fish pen to move farms to deeper seas

The University of Queensland has co-led a project to design a cost effective yet robust pen to expand fish farming into deeper ocean areas to help feed the growing global population. The research is published in the Journal of Marine Science and Engi.....»»

Category: topSource:  physorgRelated NewsFeb 29th, 2024

The Golgi organelle"s ribbon structure is not exclusive to vertebrates, contrary to previous consensus

Researchers report February 29 in the journal Cell Reports that the Golgi ribbon, an organelle structure previously thought to be exclusive to vertebrates, is also present in animal taxa, including mollusks, earthworms, and sea urchins......»»

Category: topSource:  physorgRelated NewsFeb 29th, 2024

New findings suggest convergent evolution of algal CO₂-fixing organelles

Researchers at the University of Tsukuba identified the proteins of a CO2-fixing organelle, namely, "pyrenoid," in the marine algal group Chlorarachniophyta and revealed various pyrenoid-associated proteins among algal groups, suggesting the independ.....»»

Category: topSource:  pcmagRelated NewsFeb 29th, 2024

Findings in Australia unveil fossil trove of Cambrian mollusks

A team of researchers led by Alexander Pohle has unveiled a treasure trove of ancient fossils from Queensland, Australia's Black Mountain. The findings, published in PeerJ, shed new light on the complex three-dimensional siphuncle morphology of Plect.....»»

Category: topSource:  physorgRelated NewsFeb 29th, 2024

Researchers are first to see at-risk bat flying over open ocean

On a research cruise focused on marine mammals and seabirds, Oregon State University scientists earned an unexpected bonus: The first-ever documented sighting of a hoary bat flying over the open ocean......»»

Category: topSource:  physorgRelated NewsFeb 28th, 2024

Avian influenza virus is adapting to spread to marine mammals

The highly pathogenic avian influenza virus H5N1 has adapted to spread between birds and marine mammals, posing an immediate threat to wildlife conservation, according to a study from the University of California, Davis, and the National Institute of.....»»

Category: topSource:  physorgRelated NewsFeb 28th, 2024

"Janitors" of the sea: Overharvested sea cucumbers play crucial role in protecting coral

Corals are foundational for ocean life. Known as the rainforests of the sea, they create habitats for 25% of all marine organisms, despite only covering less than 1% of the ocean's area......»»

Category: topSource:  physorgRelated NewsFeb 27th, 2024